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Hamburger W/ Onion

In-N-Out Burger · United States

Updated September 23, 2026

Hamburger W/ Onion

Oils & additives

Ingredients shown: Spread is not included in this ingredient statement.

Explore the ingredients PRūF tracks. Possible alternatives are labeled. The ingredient statement is below.

Nutrition

Recorded nutrition for Hamburger W/ Onion
NutrientAmount
Calories360
Total fat16 g
Saturated fat5 g
Trans fat0 g
Cholesterol35 mg
Sodium670 mg
Carbohydrate38 g
Fiber2 g
Total sugars8 g
Protein16 g

Allergens

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Ingredients

Ingredients shown: Spread is not included in this ingredient statement.

Enriched Wheat Flour (Wheat Flour, Malted Barley Flour, Niacin, Iron, Thiamine Mononitrate, Riboflavin, Folic Acid), Water, Sugar, Yeast, Soybean Oil, Wheat Gluten, Salt, Malt, Mold Inhibitor (Cultured Wheat Starch, Wheat Flour, Citric Acid, Tricalcium Phosphate, Sunflower Oil), Dough Conditioner (Calcium Sulfate, Enriched Wheat Flour [Wheat Flour, Niacin, Iron, Thiamine Mononitrate, Riboflavin, Folic Acid], Ascorbic Acid, Enzymes, Sunflower Oil), Cultured Wheat Flour (Natural Preservative), Sodium Stearoyl Lactylate, 100% Ground Beef + Seasoning (Salt, Black Pepper, Canola Oil), Tomato, Onion, Lettuce, Produced in a facility where milk, sesame

Sources

In-N-Out Burger nutrition & ingredient source

Updated September 23, 2026. Recipes and availability may vary by location.

Menu category: Burgers