Ordering the grilled onions at Fatburger? At 120 calories per serving, it's 5% of an average 2,200 kcal day. Protein-per-calorie: 0%.
healmeal logs this item in two taps. Search by name, or scan the Fatburger menu live with your camera. The portion is editable if you ordered a half-size or shared.
Nutrition values are published by Fatburger 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 Fatburger's grilled onions?
Fatburger's grilled onions has 120 calories per serving.
How much protein is in a grilled onions at Fatburger?
A grilled onions at Fatburger has 0g of protein per serving.
Is the grilled onions a good macro-friendly choice at Fatburger?
Not really. Only about 0% of the calories come from protein, so it leans toward a treat rather than a high-protein meal.
Can I log Fatburger grilled onions in healmeal?
Yes. The menu scanner reads Fatburger'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
