Peruvian Cocoa Peanut Butter (12 pack). Size: 16.8 oz. Our Peruvian Cocoa Peanut Butter bar is a plant protein bar packed full with 10g of pea protein. With Cocoa sourced directly from Peru, Mezcla's ingredients are top tier. This Vegan, Gluten-free, Non-GMO, pea protein bar is packed full of clean ingredients with only 170 calories. For those of you who aren’t quite ready to totally abandon the classic protein bar flavors you love, we took the already delicious chocolate peanut butter combo and made it even better!