Bodybuilding Nutrition Dusty Hanshaw’s PROTEIN MUG CAKE – Full recipe – Mutant Meals July 12, 2019September 15, 2019 Matt Dusty Hanshaw shows you how to make his legendary PROTEIN MUG CAKE! This is the best protein desert you’ve never had, guaranteed. Since Dusty first posted photos of it on his Instagram people have been begging for the recipe. Here it is, FINALLY!