Chocolate Waffles

Ingredients

• 1 1/4 cups cake flour
• 1 1/2 teaspoons baking powder
• 1 tablespoon brown sugar
• 2 teaspoons cocoa powder
• 1 pinch salt
• 1 each eggs
• 1 1/2 teaspoons vanilla extract
• 1/2 teaspoon rum
• 1 cup milk
• 1 tablespoon butter melted