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Impossible™ Breakfast Sandwich — Starbucks calories and nutrition facts

Grande · at a glance

Calories
420
Fat
22g
Carbs
36g
Sugar
4g
Protein
21g

Breakfast

Impossible™ Breakfast Sandwich
Calories & Nutrition Facts

Calories

420

Grande

Caffeine

0mg

Grande

Sugar

4g

Grande

Protein

21g

Grande

Nutrition Facts by Size

SizeServingCaloriesFatCarbsSugarProteinCaffeine
Grande16 fl oz42022g36g4g21g0mg
View Ingredients

SESAME CIABATTA BUN [ENRICHED WHEAT FLOUR (FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), WATER, SESAME SEEDS, EGGS, DURUM WHEAT SEMOLINA, SUGAR, SUNFLOWER OIL, BUTTER (MILK), SALT, PAPRIKA, MALTED BARLEY FLOUR, YEAST, CULTURED WHEAT STARCH, MICROBIAL ENZYMES (AMYLASE)], FRIED EGG PATTY [EGG WHITES, EGG YOLKS, MILK, FOOD STARCH- MODIFIED, SALT, CITRIC ACID], PLANT-BASED BREAKFAST PATTY [WATER, SOY PROTEIN CONCENTRATE, SUNFLOWER OIL, COCONUT OIL, CONTAINS 2% OR LESS OF: CITRIC ACID, CULTURED DEXTROSE, FOOD STARCH – MODIFIED, GARLIC POWDER, METHYLCELLULOSE, MIXED TOCOPHEROLS (VITAMIN E), NATURAL FLAVORS, NIACIN (VITAMIN B3), ONION POWDER, PYRIDOXINE HYDROCHLORIDE (VITAMIN B6), RIBOFLAVIN (VITAMIN B2), SALT, SODIUM ASCORBATE (VITAMIN C), SOY LEGHEMOGLOBIN, SOY PROTEIN ISOLATE, SPICES, VITAMIN B12, YEAST EXTRACT, ZINC GLUCONATE], SHARP CHEDDAR CHEESE [PASTEURIZED MILK, CHEESE CULTURE, SALT, ENZYMES, ANNATTO (FOR COLOR)]

Allergens: Egg, Milk, Sesame, Soy, Treenuts, Wheat

How Many Calories in a Starbucks Impossible™ Breakfast Sandwich?

A Grande Starbucks Impossible™ Breakfast Sandwich contains 420 calories with standard preparation. It delivers 22g of total fat, 36g of carbohydrates, 4g of sugar, 21g of protein, and 800mg of sodium. This drink is caffeine-free.

Frequently Asked Questions

How many calories are in a Grande Impossible™ Breakfast Sandwich?

A Grande Impossible™ Breakfast Sandwich has 420 calories with standard preparation. This includes 22g fat, 36g carbs, and 4g sugar.

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Nutrition values are sourced from the official Starbucks website (scraped July 2026) and reflect standard preparation. Customizations such as alternative milks, added syrups, or extra toppings will change the final values. This site is not affiliated with or endorsed by Starbucks Corporation.

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