In a large mixing bowl combine dry ingredients (flour, sugar, baking powder, salt). Stir to combine.
Once combined add wet ingredients (milk, butter, eggs, vanilla) and stir again to combine.
Line a half sheet pan with parchment paper. Pour batter in to pan and spread evenly. Add your favorite toppings (blueberries, strawberries, chocolate chips, bananas, Nutella, etc)
Bake for 15 minutes or until golden brown and a toothpick inserted comes out clean.