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