This high-protein Snickers cake recipe is perfect for those who are looking to increase their protein intake. The crust is made with a mixture of oats, whey protein powder, and peanut butter, while the filling is a blend of Greek yogurt, cocoa powder, and honey. The cake is topped with a homemade caramel sauce made with honey and peanut butter, and finished off with a sprinkle of chopped peanuts. This cake is high in protein, gluten-free, and refined sugar-free, making it a great option for those who are looking to build muscle.