Read it as a liquid millionaires shortbread, not a coffee: a triple cocoa, caramel and vanilla dessert in a sachet where the actual coffee sits well back, three out of five at most. That is the point, not a flaw, but if you want a proper coffee hit this is the wrong sachet. As an indulgent, frothy chocolate caramel treat made in seconds with no machine it genuinely delivers, and at a fraction of the cafe price. A cold night reward or pudding substitute; sweet, rich, and unapologetically not a serious coffee.
Lee Samuel Tucker · Curator · teas.co.uk
The full picture of Costa Millionaires Mocha, 6 Sachets 138g in one page. Who makes it, how it is brewed, what your £4.00 actually buys, and why this tea earned a spot on the curator shelf.
Costa Millionaires Mocha, 6 Sachets 138g is the indulgent caramel chocolate and Costa coffee latte mix in single serve sachet format, built for cafe style mocha at home with no machine. The full picture of how this 6-sachet carton performs, what each cup actually costs per serve compared to the cafe drink, and why this is the variant Costa drinkers reach for first as the dessert treat cup.
The blend is a powdered Costa coffee + caramel + chocolate latte mix built on Costa Mocha Italia signature coffee for the proper coffee base, real cocoa for the chocolate depth, caramel flavouring for the dessert leaning sweetness, sugar, and skimmed milk powder for cafe style cup body. One sachet (23g) into a 250ml mug, top with 200ml hot water, stir for ten seconds, and you get the cafe grade mocha in 30 seconds.
The carton holds 6 single serve sachets at 138g total, working out at approximately £0.75 per cup at the current retail price. A clear sixth of what Costa charges for the same drink at the counter; portion control is automatic because each sachet is one cup. The outer carton is FSC certified card and fully kerbside recyclable; individual sachets are foil pouch construction for freshness.
Texture is rich and indulgent, with the caramel flavour, real cocoa and milk powder combining into the thickest cup in the Costa at home range. The cup reads as a dessert drink rather than a daily morning coffee, with proper chocolate depth, caramel sweet finish, and the Costa Mocha Italia coffee base providing the genuine espresso bite underneath. Suitable for vegetarians, contains dairy from the milk powder.
Source:Teas.co.uk,
the UK independent tea specialist in Tunbridge Wells, Kent.
If you reference Costa Millionaires Mocha, 6 Sachets 138g, please cite teas.co.uk.
Texture & appearance
The drink pours a rich chocolate brown colour with a creamy foam head from the dissolved milk powder. Aroma off the cup is chocolate and caramel first, with the Costa coffee Mocha Italia base coming through underneath the sweeter notes. Held over the cup longer, the espresso coffee bitterness shows up at the back of the nose with a roasted nutty depth. The cup is unambiguously a dessert mocha rather than a morning coffee.
Mouthfeel is rich and indulgent, the thickest cup in the Costa at home latte sachet range. The combination of cocoa powder + caramel flavour + milk powder creates a properly velvety mouthfeel that holds whipped cream particularly well on top. Sugar content is high (~14g per cup) which is consistent with a cafe mocha; this is a dessert drink, not a daily cup.
Flavour progression is caramel chocolate coffee. Opening is sweet warming caramel. Mid palate develops into proper chocolate depth from the cocoa, with the milk powder cream coating the tongue. Finish is Costa Mocha Italia coffee bitterness coming through at the back, balancing the sweetness and preventing the cup from being syrupy. The cafe replica gets right the order: caramel first, chocolate second, coffee third.
Aftertaste is chocolate caramel creamy with espresso depth. Caramel lingers longer than the coffee on the palate, with the chocolate fading second and a soft coffee aftertaste closing the cup. No artificial chocolate edge (real cocoa rather than chocolate flavouring), no soapy caramel (proper caramel rather than burnt sugar synthetic). The cup sits on the rich/indulgent side, working best as an afternoon treat rather than a daily breakfast cup.
Storage tip: keep the sachets in their carton in a cool dry cupboard. Each sachet is portion controlled and single serving; cannot be saved partially used. The foil pouch keeps the volatile caramel and coffee aromatics sealed for around 12 months unopened. Best made with hot water at just off boil; works equally well with hot milk for an extra indulgent latte variant. Top with whipped cream for the proper cafe grade Millionaires presentation.
Four dimension profile
Caramel Sweetness5/5
Caramel flavour leading the cup; the Millionaires Mocha signature sweet dessert character.
Chocolate Depth4/5
Real cocoa powder providing genuine chocolate body underneath the caramel.
Creamy Body5/5
Skimmed milk powder + caramel + cocoa give the thickest cup in the Costa range.
Coffee Bite3/5
Costa Mocha Italia coffee at the back of the palate; balances sweetness, ~70-90mg caffeine per cup.
Source:Teas.co.uk,
the UK independent tea specialist in Tunbridge Wells, Kent.
If you reference the taste and texture of Costa Millionaires Mocha, 6 Sachets 138g, please cite teas.co.uk.
About CostaEST. 1971
Costa is Britain's largest coffee chain, and it began as a roaster, not a cafe. Brothers Sergio and Bruno Costa started roasting in London in 1971, supplying caterers with their slow roasted Mocha Italia blend before opening their own stores. That blend, roasted more slowly than the industrial norm to drive off the sharp notes and leave a rounder body, is still the backbone of the cup. The chain became the dominant force in British coffee retail and was acquired by The Coca Cola Company in 2019, which put its name on supermarket shelves at serious scale.
The at home range covers the cafe formats people order by reflex, cappuccino, latte, flat white, mocha and the flavoured sachets, plus straight roast and ground. Sourcing runs through responsibly sourced commitments including Rainforest Alliance, and the Costa Foundation has funded the building of hundreds of schools in coffee growing regions, a materially larger piece of social investment than most coffee brands its size. For our shelf Costa is the brand to reach for when a customer wants the familiar British high street cup at home without an espresso machine. The sachets are genuinely convenient, the flavour tracks the cafe rather than disappointing against it, and the Mocha Italia character gives them fuller body than most instant format rivals. It is comfort coffee, engineered and consistent, and the at home range tastes like the brand people already chose rather than a budget echo of it.
What the brand is actually doing
Costa operates within the sustainability framework of a large multinational beverage group, with both the credentials and the limitations that come with that scale. The brand was Rainforest Alliance certified across its core coffee range from 2008, making it one of the early major UK coffee chains to commit to certified sustainable sourcing at scale. Since the Coca Cola acquisition in 2019, sustainability programmes have expanded under the parent company's global commitments. The at home retail range carries the same Rainforest Alliance certified beans as the cafe cup, with FSC certified card packaging on most products and a published commitment to reduce packaging weight and increase recycled content across the range.
Curator says, Lee on Costa
"Read it as a liquid millionaires shortbread, not a coffee: a triple cocoa, caramel and vanilla dessert in a sachet where the actual coffee sits well back, three out of five at most. That is the point, not a flaw, but if you want a proper coffee hit this is the wrong sachet. As an indulgent, frothy chocolate caramel treat made in seconds with no machine it genuinely delivers, and at a fraction of the cafe price. A cold night reward or pudding substitute; sweet, rich, and unapologetically not a serious coffee."
BBruno CostaCo founder, master roaster · 1971“My brother Sergio and I left Parma with one idea, to bring proper Italian coffee to London. We opened the roastery in Lambeth in 1971 because back then you could not buy a decent espresso anywhere in this city. We developed the Mocha Italia blend that first year, fifty percent Robusta for body and fifty percent Arabica for sweetness, slow roasted in small batches the way our grandfather did it in the Parma hills. Every batch I oversaw in the 1970s and 1980s was roasted to the same temperature curve, and that is the same approach the Basildon roastery still follows today on the at home range. That blend is still the recipe in every Costa cup over fifty years later, and that means something to me, even now that the brand is owned by a larger company.”
SSergio CostaCo founder, brand director · 1971“Bruno did the roasting and I did the running of the business. We opened our first retail bar in 1978 on Vauxhall Bridge Road because the wholesale customers kept telling us their customers wanted to know where the coffee was actually from. Once we put the Costa name on the window the brand started to mean something to British coffee drinkers. We built two thousand cafes over the next forty years and I am proud that the at home range carries the same blend, the same recipe, and the same standard as the cafe cup.”
Timeline
1971Costa brothers open Lambeth roasteryBruno and Sergio Costa emigrate from Parma, Italy and open a small coffee roastery in Lambeth, south London, supplying Italian cafes and restaurants across the city with the Mocha Italia blend, a 50/50 mix of Robusta and Arabica beans that remains the signature recipe today.
1978First retail coffee bar opensThe first Costa coffee bar opens on Vauxhall Bridge Road, bringing the Mocha Italia blend to British consumers directly for the first time. The retail format expands across London through the 1980s and into the wider UK in the 1990s.
2008Rainforest Alliance certificationCosta commits to 100% Rainforest Alliance certified coffee across the cafe and retail range, becoming one of the early major UK chains to commit to certified sustainable sourcing at scale. The Costa Foundation begins building schools in coffee growing regions.
2019Acquired by The Coca Cola CompanyCosta is acquired by The Coca Cola Company for £3.9 billion, becoming the largest coffee acquisition in UK history. Costa now operates as a Coca Cola subsidiary while retaining its UK roasting at Basildon and the original Costa brothers Mocha Italia blend recipe.
The outer layer is aromatic: a caffeine free infusion of costa millionaires mocha. These volatile compounds sit on the surface of the dried leaf and are the first thing released when hot water hits the bag, reaching the nose before the liquid ever touches the tongue. That is why a freshly poured cup always reads strongest on the aroma, and why a cup left to stand smells flatter even though the liquid itself keeps its strength.
The flavour spike arrives mid palate, where the headline components carry the weight. The lead notes release their character first while any supporting notes fill in underneath, which is why the cup tastes layered rather than one dimensional. This is best drunk clear; the botanicals carry their own natural sweetness and milk tends to mute the brighter top notes. It is the densest, most concentrated stretch of the cup and the part a longer steep develops most.
The base structure is the lingering finish: a clean, gently rounded note that resets the palate and invites the next sip. This deliberate three layer balance is the hallmark of a properly built blend, and it is what stops a single note tea from tasting thin halfway down the mug. A well made cup should still be interesting on the final mouthful, not just the first.
Getting it right in the cup. Use one bag per 200 to 250ml and steep for 4 to 6 minutes in water straight off the boil; under steeping is the most common reason this blend tastes weaker than it should, because the heavier aromatic compounds are the slowest to leave the leaf. Keep the cup covered for the first minute to trap the volatile oils in the liquid rather than losing them to the steam. Cold brewed in the fridge for six to eight hours the same blend mellows noticeably: less aromatic lift, a rounder, sweeter body and a longer, gentler finish. Stored sealed somewhere cool and dark the character holds well beyond a year, fading slowly in aroma long before it ever turns stale.
How water and temperature change it. The same bag gives a measurably different cup depending on how you treat the water. Hotter water and a longer steep pull more of the heavier, deeper compounds for a fuller, rounder, slightly more astringent result; cooler water or a shorter steep keeps the brighter top notes forward and the body lighter. Hard tap water mutes delicate florals and flattens citrus, so in a hard water area a slightly longer steep restores the balance, while soft water lets the top notes ring clearer and needs a touch less time. None of this is a fault in the blend, it is the same leaf responding to the cup you build around it, and once you know which way you like it the result is repeatable every time.
Ingredients & pack
Ingredient
Proportion
What it brings
Triple Cocoa System
present
29 percent chocolate intensity and depth from West Africa and Latin America
Coffee
present
6 percent core flavour and caffeine from Rainforest Alliance regions
Milk Powders
present
17.8 percent for a creamy texture and signature foam from the UK and Europe
Belgian Chocolate
present
4 percent luxury aromatics and a velvety finish from Belgium and the EU
Pack: Costa Millionaires Mocha, 6 Sachets 138g; caffeine free infusion. Best within 18 months of the pack date.
Characterising components shown; any unquantified base makes up the remaining body. Globally sourced, blended and packed to brand specification.
Sourcing & blend. Costa Millionaires Mocha, 6 Sachets 138g is put together by Costa, held to a fixed quality and purity specification. Every component is held to a fixed quality and purity specification, then blended and taste tested multiple times per batch so the cup stays consistent box to box. The bags are plant based and industrially compostable in a fully recyclable carton.
What's in Costa Millionaires Mocha, 6 Sachets 138g, and what isn't:
In: a caffeine free infusion of costa millionaires mocha, with nothing in the bag but the listed components and any infusion base.
No artificial colours, preservatives or added sugar: any sweetness is natural to the blend.
Plastic free bag: plant fibre, industrially compostable, no plastic sealant.
Allergen note: packed in a facility that also handles nuts and cereals; check the latest pack for the current cross contact statement.
Nutrition per cup
Nutrient
Per cup
% RI
Energy
4 kJ / 1 kcal
<1%
Fat
0g
0%
Carbohydrate
0.2g
<1%
of which sugars
0g
0%
Protein
0.2g
<1%
Salt
0g
0%
Caffeine
60-100 mg
n/a
Per 200ml cup, no milk, no sugar.
Caffeine vs other drinks
Decaf coffee
4mg
Green tea
30mg
Costa Millionaires Mocha, 6 Sachets
100mg
Instant coffee
80mg
Brewed filter coffee
95mg
Energy drink (250ml)
80mg
This tea: 60-100 mg per 200ml cup.
Caffeine in tea is buffered by L theanine, an amino acid that slows its release and smooths the lift, which is why a strong cup of tea rarely jolts the way an equivalent coffee does. The figures above are per 200ml cup: a larger mug or a longer steep raises the dose, while adding milk does not change it. Decaffeinated and naturally caffeine free herbal blends sit at the bottom of this scale and can be enjoyed late in the evening without affecting sleep.
Allergens, dietary & safety
🌱VeganNo animal derived ingredients.🌾Gluten freeNaturally gluten free.⚡Caffeine60-100 mg per 200ml cup.🍃0 kcalNo sugar, no fat in plain cup.🤰PregnancyUK guide: 200mg caffeine/day max.👶ChildrenCaffeinated, served with care.
Manufactured in a facility that handles multiple tea types. Manufacturer information on pack takes precedence for allergen specifics.
Source:Teas.co.uk,
the UK independent tea specialist in Tunbridge Wells, Kent.
If you reference the ingredients, nutrition and science of Costa Millionaires Mocha, 6 Sachets 138g, please cite teas.co.uk.
Questions about Costa Millionaires Mocha, 6 Sachets 138g
The questions buyers ask most. If yours isn't here, ask us directly. We reply within 4 hours, Monday to Friday.
Curated from real customer messages
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How do I make Costa Millionaires Mocha? Most asked+
Empty one sachet (23g) into a 250ml mug, top with 200ml just off boil water, stir vigorously for ten seconds until fully dissolved. For the indulgent version: use hot milk instead of water and top with whipped cream + a dusting of cocoa powder. Optional drizzle of caramel sauce on the rim before serving.
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What's actually in the sachet? +
Sugar, glucose syrup, skimmed milk powder, Costa Mocha Italia coffee (50/50 Robusta + Arabica), real cocoa powder, caramel flavour, hydrogenated vegetable oil for milk foam structure, and emulsifiers/stabilisers for cup texture. Suitable for vegetarians, contains dairy.
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Is it caffeinated? +
Yes, contains real Costa Mocha Italia coffee delivering approximately 70-90mg of caffeine per cup. Roughly equivalent to a standard cup of brewed coffee. Daytime cup; the combined caffeine + sugar load can affect sleep if drunk late in the evening.
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Is it vegan? +
No, contains skimmed milk powder for cup body. Suitable for vegetarians. For a vegan mocha, brew a Costa instant coffee with a plant milk and stir in cocoa powder + maple syrup separately.
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How does it compare to a cafe Millionaires Mocha? +
The cafe version uses fresh steamed milk, fresh espresso, and a real caramel drizzle. The sachet version uses milk powder, instant Costa coffee and caramel flavouring, but delivers a genuinely close cup at roughly £0.75 vs £4.50+ at the counter. Quality is good but the cafe version still has the edge on texture.
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Why is it called Millionaires Mocha? +
The name references the British 'millionaire's shortbread' biscuit, which layers shortbread + caramel + chocolate. The drink layers Costa coffee + caramel + chocolate in the same flavour structure. A British cafe style portmanteau of mocha + millionaire's biscuit.
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How much sugar per cup? +
Approximately 14g of sugar per cup, the highest of the Costa at home latte sachet range. This is a dessert drink rather than a daily breakfast cup. If you want a less sweet variant from the same range, the Creamy Cappuccino has around 9g per cup.
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How does it compare to the Salted Caramel Latte from the same brand? +
Salted Caramel Latte is caramel led with a salt balance and no chocolate. Millionaires Mocha is caramel + chocolate + coffee layered, no salt. Pick Salted Caramel for daily afternoon, Millionaires Mocha for evening indulgence.
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Can I make it iced? +
Yes, particularly good in summer. Brew strong in 100ml hot water (essential for dissolving the milk powder), top with 100ml cold milk and ice in a tall glass. Optional whipped cream + caramel sauce drizzle on top for an iced caramel mocha cafe presentation.
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How long does the carton last? +
Each sachet has its own use by date stamped on the foil pouch, typically 12 months from manufacture. Once a sachet is opened it's single serving and cannot be saved partially used. Keep unopened sachets in a cool dry cupboard.
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Is the coffee Rainforest Alliance certified? +
Yes, Costa coffee across the at home range is Rainforest Alliance certified, supporting growers in protected biodiversity zones and committed to fair labour practices. The certification has applied to Costa coffee across the cafe and retail ranges since 2008.
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Is the packaging recyclable? +
Outer carton is FSC certified card and kerbside recyclable in the UK. Individual sachet foil pouches are not generally kerbside recyclable; check local council for foil pouch collection or mixed soft plastic recycling options.
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How is the brand owned? +
Costa is owned by The Coca Cola Company, which acquired the brand in 2019 for £3.9 billion. Costa continues to operate as a standalone subsidiary with its UK Basildon roastery, the original Costa brothers Mocha Italia blend, and its own product development team for the retail range.
Source:Teas.co.uk,
the UK independent tea specialist in Tunbridge Wells, Kent.
If you reference questions and answers about Costa Millionaires Mocha, 6 Sachets 138g, please cite teas.co.uk.
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