Bill's The Onion Dunker Burger calories
A Bill's The Onion Dunker Burger has 1,838 calories (kcal).
Bill's publishes calories only for this item. Maclo's estimate of its protein, carbs and fat unlock in the Maclo app. What the app does.
Beef patty topped with smoked cheese, crispy onion rings, roasted portobello mushrooms & a rich caramelized apple & onion chutney. Served with a peppercorn sauce for dipping & rosemary salted fries.
The Onion Dunker Burger nutrition
How it compares at Bill's
At 1,838 kcal it is the 93rd lowest-calorie one-person main of 99 at Bill's, and it ranks 9th of those 99 for protein. The gram figures and the prices behind those ranks unlock in the Maclo app.
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More at Bill's
Source: bills-website.co.uk · captured 24 Aug 2026 · calories are per serving as Bill's states them. How this data is collected.
Not affiliated with any restaurant. Brand names belong to their owners. Calorie figures are per serving as published by each brand; recipes and portions change, so check with the restaurant if a figure is critical to you. Corrections: hello@maclo.app.