Killer Burger · Sides
Onion Rings - 9 oz
Serving: 272 g
6gprotein
465calories
46gcarbs
11gfat
Protein per 100 cal: 1.3g
- Fiber
- 2 g
- Sugar
- 0 g
- Sodium
- 750 mg
Source: Killer Burger nutrition PDF · vintage 2026. Chain menus change — treat older vintages as a guide, not gospel.
More from Killer Burger
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- Chicken Breast 240 cal · 18g protein
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- Beef Patty 400 cal · 24g protein
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- Classic Burger - Double 1490 cal · 80g protein