Culver's
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Mushroom & Swiss ButterBurger Double, no bun, in a bowl
Say 'no bun'. The buttered bun is 38g carbs and 6g sugar.
~4g
Total carbs
~0g
Sugar
−6g
vs usual
Instead of a Mushroom & Swiss ButterBurger, Double (with bun) (6g sugar) · carbs added up from each ingredient
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I ordered it
What's in it
Culver's ground beef patties, 2
0g carbs
Swiss cheese, 2 slices
2g carbs
Sautéed mushrooms
2g carbs
Verified against Culver's's nutrition info on 2026-10-09. Drinks are made by hand, so amounts vary. Not medical advice.