Nutella Protein Mug Cake by Matt Cooney | Nov 30, 2016 | Recipes, SweetChocolate Protein Mug Cake 1 Egg White50 mls Milk of choice (Hazelnut, Coconut, Almond or Skimmed)1 scoop Whey Protein (Myprotein chocolate brownie used)15 grams Nutella5 grams Cocoa Powder1/2 teaspoon Baking powder1 kcal cooking spray Mix all ingredients except...