Prepare Cinnamon Swirl: Mix melted butter, brown sugar, and cinnamon. Set aside.
Combine oat flour, baking powder, salt, and sugar.
In a separate bowl, mix milk, egg, melted coconut oil/butter, vanilla extract, and optional protein powder.
Combine wet and dry ingredients until just mixed.
Heat Pan: Preheat non-stick skillet or griddle over medium heat. Lightly grease.
Assembly: Pour pancake batter onto skillet. Immediately swirl cinnamon mixture on top. Cook until bubbles form (approx. 2-3 mins).
Flip & Cook: Carefully flip pancakes and cook until golden brown (approx. 1-2 mins).
Beat softened cream cheese until smooth.
Gradually add powdered sugar, vanilla extract, and milk until creamy.
Serve: Stack pancakes, generously drizzle with glaze.