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Fast Food Calc

Starbucks UK · Sandwiches, Wraps & Toasties · UK & Ireland

Signature Grilled Cheese Toastie Calories & Nutrition

One Signature Grilled Cheese Toastie from Starbucks UK has 414 calories, 17g protein, 51g carbs, 15g fat and 3.6g sugar.

Key facts

  • Calories

    414 kcal

  • Protein

    17g

  • Carbohydrates

    51g

  • Sugars

    3.6g

It ranks #4 of 8 sandwiches, wraps & toasties from lowest to highest calories, with 2% fewer calories than the category average of 422 kcal.

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Ingredients & allergens

Allergens:

  • Milk
  • Wheat
  • Rye
  • Spelt
  • Mustard

🥚 Suitable for vegetarians according to Starbucks UK.

Ingredients

White sourdough bloomer (wheat flour [WHEAT flour, calcium carbonate, folic acid, iron, niacin, thiamin], water, SPELT flour, RYE flour, durum WHEAT semolina, salt, fermented WHEAT flour, yeast, dried WHEAT sourdough, dried RYE sourdough, antioxidant: ascorbic acid), béchamel sauce (whole MILK, water, single cream (MILK), wheat flour [WHEAT flour, calcium carbonate, folic acid, iron, niacin, thiamin], salted butter [butter (MILK), salt], cornflour, salt, white pepper, ground bay leaf, smoked onion granules, cracked black pepper), mozzarella cheese (12%) (MILK), Cheddar cheese (4%) (MILK), mature Cheddar cheese (4%) (MILK), Monterey Jack cheese (3%) (MILK), Dijon mustard (water, MUSTARD seed, spirit vinegar, salt), potato starch, cornflour, American style mustard (water, spirit vinegar, MUSTARD flour, MUSTARD bran, cornflour, ground turmeric, salt), concentrated lemon juice, black pepper.

Allergens shown in capitals as declared by Starbucks UK. Recipes change and items are made on shared equipment, so always check in store if you have an allergy.

Lower-calorie alternatives

Signature Grilled Cheese Toastie: common questions

How many calories are in a Signature Grilled Cheese Toastie?

One Signature Grilled Cheese Toastie from Starbucks UK has 414 calories, 17g protein, 51g carbs, 15g fat and 3.6g sugar. That is 21% of the 2,000 kcal reference intake for an average adult.

How much sugar is in Signature Grilled Cheese Toastie?

3.6g of total sugars, 4% of the 90g reference intake for total sugars.

Is Signature Grilled Cheese Toastie dairy-free or vegan?

The standard build contains milk. Starbucks UK prepares food and drinks on shared equipment, so traces are possible.

Source: Starbucks UK Nutrition & Allergen Guide - Beverages (Autumn 2026) (18/09/26); Starbucks UK Nutrition & Allergen Guide - Food (Autumn 2026) (05/10/26). Data checked 2026-10-15. Starbucks is a trademark of its owner; Fast Food Calc is independent and not affiliated with Starbucks.