Check out how many calories in Jack in the Box Mayo-Onion Sauce. Get answers to all your nutrition facts questions at FitClick.
Common serving units
Tip: You can add any amount to your meal plan, not just common serving units. Want a Jack in the Box Mayo-Onion Sauce serving size to fit your carbs limit? No problem, just use the Jack in the Box Mayo-Onion Sauce nutrition facts serving size tool to the right.