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Dunkin' Sourdough Breakfast Sandwich: nutrition and allergens

The Sourdough Breakfast Sandwich at Dunkin' has 630 calories, 31 g fat, 58 g carbohydrate, 30 g protein and 1,300 mg sodium per serving (1 Sandwich), according to Dunkin' nutrition information.

Values converted by script from official files; text drafted with AI assistance From Dunkin' nutrition information Last checked How pages are made
Sourdough Breakfast Sandwich from Dunkin'
Image: Dunkin'

Nutrition facts

Sourdough Breakfast Sandwich nutrition facts
Serving size1 Sandwich
Calories 630
Total fat (g) 31 40%
Saturated fat (g) 10 50%
Trans fat (g) 0
Cholesterol (mg) 360 120%
Sodium (mg) 1,300 57%
Potassium (mg) 360 8%
Total carbohydrate (g) 58 21%
Dietary fiber (g) 3 11%
Total sugars (g) 2
Added sugars (g) 1 2%
Protein (g) 30 60%
Vitamin D2 mcg
Calcium220 mg
Iron5 mg

Percentages are the share of the FDA Daily Value for adults and children 4 and over, worked out from Dunkin' published amounts (how % Daily Value works). A dash means Dunkin' does not publish that value for this item.

Using the FDA’s rule of thumb that 5% of the Daily Value or less per serving is low and 20% or more is high, one serving is high in cholesterol (120%), protein (60%), sodium (57%), saturated fat (50%), fat (40%) and carbohydrate (21%) and is low in added sugars. Add it up with other items in the Dunkin' nutrition calculator.

Allergens

According to Dunkin', the Sourdough Breakfast Sandwich contains milk, egg and wheat. It may also contain soy through shared equipment or preparation.

Allergens reported by Dunkin' for the Sourdough Breakfast Sandwich
MilkContains
EggContains
FishNot listed
Crustacean shellfishNot listed
Tree nutsNot listed
PeanutsNot listed
WheatContains
SoyMay contain
SesameNot listed

Allergen guide warning: "May Contain Soy".

Dunkin' warns that any of its products may contain, or may have been processed on shared equipment that touched, eggs, fish, milk, peanuts, sesame, soy, tree nuts, wheat or shellfish. Its allergen and ingredient details reflect standard recipes, so test items, limited-time offers and regional variations may be missing, and guests with allergies should tell staff before ordering.

Filter the whole Dunkin' menu by allergen

Ingredients

Egg Patties: Egg Whites, Egg Yolks, Soybean Oil, Water, Contains 2% or less of: Corn Starch, Salt, Natural Flavor, Xanthan Gum, Cellulose Gum, Citric Acid; Sourdough Bread: Enriched Wheat Flour (Flour, Niacin, Reduced Iron, Thiamin Mononitrate, Riboflavin, Folic Acid), Water, Rye Flour, Whole Grain Rye Flour, Salt, Yeast, Malted Barley Flour; Sliced White Cheddar Cheese: Pasteurized Milk, Cheese Culture, Salt, Enzymes; Bacon: Pork, cured with: Water, Sugar, Salt, Sodium Phosphate, Smoke Flavoring, Sodium Erythorbate, Sodium Nitrite.

Other items in Breakfast Sandwiches & Wraps at Dunkin'

By calories, the Sourdough Breakfast Sandwich ranks 33 of 37 in Dunkin' Breakfast Sandwiches & Wraps section, from lowest to highest. The table shows the 9 items nearest to it; each item is compared at its first listed size.

Nearby items in Breakfast Sandwiches & Wraps at Dunkin' by calories
ItemCalories
Maple Brown Sugar Breakfast Sandwich 560
Kosher Tuna Melt on a Croissant 570
Chicken Croissant Sandwich 590
Kosher Dunkin' Double Veggie Sausage Sandwich 600
Sourdough Breakfast Sandwich 630
Spam Breakfast Sandwich 630
Kosher Sourdough Breakfast Sandwich 660
Sausage, Egg and Cheese on a Plain Bagel 680
Double Sausage Breakfast Sandwich 900

Nutrition for all 37 items in Breakfast Sandwiches & Wraps at Dunkin'

Browse the Dunkin' menu by goal: high-protein items · low-calorie items

Breakfast sandwiches at other chains

Dunkin' is one of 14 chains on this site that sell breakfast sandwiches. Of the 125 at other chains, 109 have fewer calories and 16 have the same or more than the Sourdough Breakfast Sandwich, comparing each at its first listed size; portions differ, so check the serving on each item’s page.

Breakfast sandwiches at other chains by calories
ItemCalories
Starbucks Turkey Bacon, Cheddar & Egg White Sandwich 260
Jack in the Box Extreme Sausage Sandwich 260
Chick-fil-A Bacon, Egg & Cheese Muffin 300
Chick-fil-A Egg White Grill 300
McDonald’s Egg McMuffin 310
Burger King Egg & Cheese Croissan'wich 310
Whataburger Egg Sandwich 310
Arby's Bacon & Cheese Croissant 330

Compare all breakfast sandwiches side by side (126 items at 14 chains)

Sources

  1. 1
    Dunkin', Dunkin' Nutrition Guide (PDF) Covers nutrition and menu · Last updated 09-21-2026 · Checked 8 Oct 2026
  2. 2
    Dunkin', Dunkin' Allergen and Ingredient Guide (PDF) Covers allergens and ingredients · Last updated 09-21-2026 · Checked 8 Oct 2026
  3. 3
    Dunkin', Dunkin' Nutrition & Allergy Information page Covers menu · Internet Archive copy, October 2026 · Checked 8 Oct 2026

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