Ordering the hamburger with onion at In-N-Out Burger? At 360 calories per serving, it's 16% of an average 2,200 kcal day. Protein-per-calorie: 18%.
healmeal logs this item in two taps. Search by name, or scan the In-N-Out Burger menu live with your camera. The portion is editable if you ordered a half-size or shared.
Nutrition values are published by In-N-Out Burger for a standard preparation. Modifications (extra sauce, no cheese, etc.) will change the totals. healmeal handles modifiers in-app.
FAQ
How many calories are in In-N-Out Burger's hamburger with onion?
In-N-Out Burger's hamburger with onion has 360 calories per serving.
How much protein is in a hamburger with onion at In-N-Out Burger?
A hamburger with onion at In-N-Out Burger has 16g of protein per serving.
Is the hamburger with onion a good macro-friendly choice at In-N-Out Burger?
Yes. About 18% of the calories come from protein, which is a solid ratio for a sit-down or quick-service meal.
Can I log In-N-Out Burger hamburger with onion in healmeal?
Yes. The menu scanner reads In-N-Out Burger's menu with your camera, or you can search by name. Modifiers like extra protein or no sauce update the totals.
Last updated 20 May 2026
