Protein Mug Cake

Combine oat flour, protein powder, cocoa powder, baking powder and salt in a mug. 2. Mix in mashed banana, almond milk, egg, maple syrup, peanut butter and vanilla extract until fully combined. Stir in chocolate chips. 3. Top with extra chocolate chips and microwave for 2-2 ½ minutes, or until an inserted toothpick comes out clean. 4. Let cool, top with an extra drizzle of peanut butter and dive in.