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Pret A Manger Classic Cheese Bloomer Toastie: calories and sugar by portion, age and sex

Pret A Manger Classic Cheese Bloomer Toastie, melted cheddar and mozzarella bloomer toastie on a white plate, nutrition and calories

Boone’s analysis puts Pret A Manger Classic Cheese Bloomer Toastie at 32% of an adult’s daily calories, 74% of the daily salt limit for a child aged 4 to 6 and 0.5 teaspoons of free sugar.

How many calories are in Pret A Manger Classic Cheese Bloomer Toastie? It contains 638 kcal, 35g of fat (14g saturated), 1.9g of sugar and 2.2g of salt.

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Use the Boone meal calculator to build a full Pret order rather than view this item on its own. Add a drink, a snack or a pastry, then choose your age and sex for a more accurate view of how Pret A Manger Classic Cheese Bloomer Toastie fits into a day.

Nutrition information

Nutrition information: Pret A Manger Classic Cheese Bloomer Toastie

Energy638 kcal
Fat35g
of which saturates14g
Carbohydrate51g
of which sugars1.9g
Fibre4.7g
Protein28g
Salt2.2g

Nutrition figures are Pret UK published data per serving as sold, taken from Pret UK's published product pages (pret.co.uk, October 2026). Boone converts the figures to the portion and age comparisons on this page.

Pret A Manger Classic Cheese Bloomer Toastie contains 638 kcal, which is 32% of the 2,000 kcal adult daily reference intake. It provides 35g of total fat, of which 14g is saturated, 1.9g of sugar, 2.2g of salt, 28g of protein and 4.7g of fibre.

The saturated fat content of 14g represents 72% of the adult daily guideline of 20g.

Pret publishes figures both per serving and per 100g, which puts the portion at about 198g and 322 kcal per 100g.

Pret describes it as: Mature Cheddar cheese, mozzarella & Italian matured cheese with spring onions and a dollop of our tangy mustard mayo in our seeded bloomer bread.Ready to be toasted.

Sugar in Pret A Manger Classic Cheese Bloomer Toastie

Pret A Manger Classic Cheese Bloomer Toastie contains 1.9g of free sugar per serving (0.5 teaspoons). Low sugar

The NHS free sugar limit is 30g per day for adults, 24g for children aged 7 to 10, and 19g for children aged 4 to 6. Free sugar excludes the sugars naturally present in milk and whole fruit.

Free sugar by portion: Pret A Manger Classic Cheese Bloomer Toastie

PortionAdult (female)
30g
Adult (male)
30g
Age 11 to 17
30g
Age 7 to 10
24g
Age 4 to 6
19g
Per portion1.9g
6%
1.9g
6%
1.9g
6%
1.9g
8%
1.9g
10%
Teaspoons0.5 tsp

Boone calculates these percentages from Pret UK's published product pages (pret.co.uk, October 2026) against UK Dietary Reference Values and NHS free sugar and salt limits. Free sugar, salt, calories and saturated fat are limits to stay under; fibre is a target to reach, so a high percentage there is a good thing. For guidance only.

Salt in Pret A Manger Classic Cheese Bloomer Toastie

Pret A Manger Classic Cheese Bloomer Toastie contains 2.2g of salt per serving. High salt

Children have lower salt limits: 3g per day for ages 4 to 6, 5g for ages 7 to 10.

Salt by portion: Pret A Manger Classic Cheese Bloomer Toastie

PortionAdult (female)
6g
Adult (male)
6g
Age 11 to 17
6g
Age 7 to 10
5g
Age 4 to 6
3g
Per portion2.2g
37%
2.2g
37%
2.2g
37%
2.2g
45%
2.2g
74%

Boone calculates these percentages from Pret UK's published product pages (pret.co.uk, October 2026) against UK Dietary Reference Values and NHS free sugar and salt limits. Free sugar, salt, calories and saturated fat are limits to stay under; fibre is a target to reach, so a high percentage there is a good thing. For guidance only.

Calories in Pret A Manger Classic Cheese Bloomer Toastie

Pret A Manger Classic Cheese Bloomer Toastie contains 638 kcal per serving. High calorie share

Daily calorie needs vary by age and sex.

Calories by portion: Pret A Manger Classic Cheese Bloomer Toastie

PortionAdult (female)
2000 kcal
Adult (male)
2500 kcal
Age 11 to 17
1936 kcal
Age 7 to 10
1553 kcal
Age 4 to 6
1291 kcal
Per portion638 kcal
32%
638 kcal
26%
638 kcal
33%
638 kcal
41%
638 kcal
49%

Boone calculates these percentages from Pret UK's published product pages (pret.co.uk, October 2026) against UK Dietary Reference Values and NHS free sugar and salt limits. Free sugar, salt, calories and saturated fat are limits to stay under; fibre is a target to reach, so a high percentage there is a good thing. For guidance only.

Saturated fat in Pret A Manger Classic Cheese Bloomer Toastie

Pret A Manger Classic Cheese Bloomer Toastie contains 14g of saturated fat per serving. High saturated fat

The saturated fat guideline is 20g a day for women and 30g for men, and lower again for children.

Saturated fat by portion: Pret A Manger Classic Cheese Bloomer Toastie

PortionAdult (female)
20g
Adult (male)
30g
Age 11 to 17
20g
Age 7 to 10
18g
Age 4 to 6
16g
Per portion14g
72%
14g
48%
14g
72%
14g
80%
14g
90%

Boone calculates these percentages from Pret UK's published product pages (pret.co.uk, October 2026) against UK Dietary Reference Values and NHS free sugar and salt limits. Free sugar, salt, calories and saturated fat are limits to stay under; fibre is a target to reach, so a high percentage there is a good thing. For guidance only.

Fibre in Pret A Manger Classic Cheese Bloomer Toastie

Pret A Manger Classic Cheese Bloomer Toastie contains 4.7g of fibre per serving. Source of fibre

Fibre is the one figure here that is a target to reach rather than a limit to stay under. UK guidance is 30g a day for adults, 25g for ages 11 to 17, 20g for ages 7 to 10 and 15g for ages 4 to 6.

Fibre by portion: Pret A Manger Classic Cheese Bloomer Toastie

PortionAdult (female)
30g
Adult (male)
30g
Age 11 to 17
25g
Age 7 to 10
20g
Age 4 to 6
15g
Per portion4.7g
16%
4.7g
16%
4.7g
19%
4.7g
24%
4.7g
31%

Boone calculates these percentages from Pret UK's published product pages (pret.co.uk, October 2026) against UK Dietary Reference Values and NHS free sugar and salt limits. Free sugar, salt, calories and saturated fat are limits to stay under; fibre is a target to reach, so a high percentage there is a good thing. For guidance only.

Free sugar vs total sugar

Where the sugar comes from: Pret A Manger Classic Cheese Bloomer Toastie

Boone counts all 1.9g as free sugar, or 0.5 teaspoons. Pret publishes total sugar only, so Boone does not deduct any naturally occurring sugar from milk, fruit or vegetables, which makes this a ceiling.

Sugar sources named in the ingredient list: caramel, sugar.

NHS daily free sugar limits: 30g for adults and children 11+, 24g age 7 to 10, 19g age 4 to 6.

Ultra-processed food: what is really in it

Processing and additives: Pret A Manger Classic Cheese Bloomer Toastie

Reading the ingredient list closely, Pret A Manger Classic Cheese Bloomer Toastie contains colours. These are not there to add nutritional value. They make industrial production and distribution possible.

Colours

Restore or standardise appearance after processing. Found in the mustard mayonnaise.

Boone classifies Pret A Manger Classic Cheese Bloomer Toastie as NOVA group 4, ultra-processed, based on Pret’s published ingredient list. NOVA groups foods by how far they are from their whole-food form, not by how nutritious they are. A group 4 food is not automatically unhealthy, and a group 1 food is not automatically healthy.

Pret A Manger Classic Cheese Bloomer Toastie contains at least 31 distinct ingredients: 26 raw and 5 manufactured. Raw means something you could buy and cook with at home; manufactured means a substance that only exists as an output of industrial processing.

Ingredient count: Pret A Manger Classic Cheese Bloomer Toastie

The 5 manufactured ingredients

calcium carbonate, iron, niacin, thiamin, curcumin.

The 26 raw ingredients

wheat flour, water, malted wheat flakes, rye flour, poppy seeds, sunflower seeds, yeast, millet, salt, wheat gluten, brown linseed, malted barley flour, cracked wheat, wheat bran, flour treatment agent, mature cheddar cheese, mozzarella cheese, rapeseed oil, free range egg yolk, mustard flour, spirit vinegar, cornflour, sugar, plain caramel, hard cheese, spring onion.

Boone counts every distinct ingredient named in Pret’s published list, including those inside components such as bread or sauces, and removes duplicates, so salt appearing in several components counts once. Where an additive class is followed by a named substance, the substance is counted. Every figure here is a minimum.

Ingredients

Ingredients: Pret A Manger Classic Cheese Bloomer Toastie

Seeded Bloomer Bread (Wheat Flour (Wheat Flour (Wheat), Calcium Carbonate, Iron, Niacin, Thiamin), Water, Malted Wheat Flakes (Wheat), Rye Flour (Rye), Poppy Seeds, Sunflower Seeds, Yeast, Millet, Salt, Wheat Gluten (Wheat), Oats (Oats), Brown Linseed, Malted Barley Flour (Barley), Cracked Wheat (Wheat), Wheat Bran (Wheat), flour treatment agent (Ascorbic Acid)), Mature Cheddar Cheese (Milk) (20%), Mozzarella Cheese (Milk) (13%), Mustard Mayonnaise (Rapeseed Oil, Water, Free Range Egg Yolk (Egg), Mustard Flour (Mustard), Spirit Vinegar, Cornflour, Sugar, Salt, colours (Curcumin, Plain Caramel)), Hard Cheese (Milk) (6%), Spring Onion.

Ingredients as published on Pret UK's published product pages (pret.co.uk, October 2026). Allergens are shown in bold. Recipes change, so always check in shop before ordering if you have an allergy.

Allergens at a glance

Pret A Manger Classic Cheese Bloomer Toastie contains cereals containing gluten, eggs, milk and mustard.

Allergen information: Pret A Manger Classic Cheese Bloomer Toastie

AllergenStatus
Cereals containing glutenContains
CrustaceansNot declared
EggsContains
FishNot declared
PeanutsNot declared
SoyaNot declared
MilkContains
Tree nutsNot declared
CeleryNot declared
MustardContains
SesameNot declared
SulphitesNot declared
LupinNot declared
MolluscsNot declared

Contains = declared by Pret on the product page. Not declared = not listed as an ingredient allergen; Pret prepares food in shops where all 14 allergens are handled, so it cannot guarantee any item is free from them. Source: Pret UK product pages and allergen guide (8 September 2026).

Frequently asked questions

How many calories are in Pret A Manger Classic Cheese Bloomer Toastie?+

Boone calculates that Pret A Manger Classic Cheese Bloomer Toastie contains 638 kcal, which is 32% of an adult’s 2,000 kcal daily reference intake and 49% of the daily intake for a child aged 4 to 6.

How much sugar is in Pret A Manger Classic Cheese Bloomer Toastie?+

Pret A Manger Classic Cheese Bloomer Toastie contains 1.9g of sugar. Boone counts 1.9g as free sugar, about 0.5 teaspoons. That is 6% of an adult’s 30g daily limit and 10% of the 19g limit for a child aged 4 to 6.

How much saturated fat is in Pret A Manger Classic Cheese Bloomer Toastie?+

Pret A Manger Classic Cheese Bloomer Toastie contains 14g of saturated fat. Boone calculates this as 72% of the daily guideline for an adult woman and 48% for an adult man, because the guideline differs by sex: 20g and 30g respectively.

How much salt is in Pret A Manger Classic Cheese Bloomer Toastie?+

Pret A Manger Classic Cheese Bloomer Toastie contains 2.2g of salt. Boone calculates that as 74% of the daily limit for a child aged 4 to 6 and 37% of an adult’s 6g limit.

Is Pret A Manger Classic Cheese Bloomer Toastie ultra-processed?+

Boone classifies Pret A Manger Classic Cheese Bloomer Toastie as NOVA group 4. Reading Pret’s published ingredient list, it contains colours. NOVA describes how far a food is from its whole-food form, not how nutritious it is.

How much fibre is in Pret A Manger Classic Cheese Bloomer Toastie?+

Pret A Manger Classic Cheese Bloomer Toastie contains 4.7g of fibre. Boone calculates that as 16% of an adult’s 30g daily target and 31% of the 15g target for a child aged 4 to 6.

How much protein is in Pret A Manger Classic Cheese Bloomer Toastie?+

Pret A Manger Classic Cheese Bloomer Toastie contains 28g of protein, which Boone calculates as 55% of a 50g adult daily target.

Is Pret A Manger Classic Cheese Bloomer Toastie vegetarian?+

No. Pret does not list Pret A Manger Classic Cheese Bloomer Toastie as suitable for vegetarians.

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