Peanut butter, chocolate and banana. Yes, yes, yes. Chocolate Peanut Butter Protein Balls? Also, yes, yes, yes! These chunky monkey-inspired protein fudge balls are decadent, rich and flavourful but made from simple, healthy ingredients like cocoa powder, peanut butter and banana. My favourite smoothie, the chunky monkey, is made from peanut butter, cocoa, dates, frozen