Ingredients for the Topping:
– 4 tablespoons unsalted butter melted
– ½ cup brown sugar packed
– 1 teaspoon cinnamon
– 1 15- ounce can peaches drained and thinly sliced
Ingredients for the Cake:
– 1 ½ cups flour
– 2 teaspoons baking powder
– ¼ teaspoon salt
– 1 stick 1/2 cup butter, softened
– 1 cup sugar
– 1 teaspoon vanilla extract
– 2 eggs separated
– ½ cup milk
– ¼ teaspoon cream of tartar