There are 310 calories in one In N Out Burger Hamburger w/Onion with mustard & ketchup instead of spread serve. See Nutrition Facts panel for more details:
Amount Per Selected Weight
Total Fat (g)
Saturated Fat (g)
Total Carbohydrate (g)
Dietary Fiber (g)
Hamburger w/Onion with mustard & ketchup instead of spread is a food product available from In N Out Burger, a popular fast-food restaurant chain. One serve of In N Out Burger Hamburger w/Onion with mustard & ketchup instead of spread weighs 243 grams and contains 310 calories, 10g fat, 41g carbohydrates, and 16 grams of protein.
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