For the cake
* 3 cups sifted cake flour
* 1 tablespoon baking powder
* 1/2 cup butter or margarine, softened
* 1 1/2 cups granulated sugar
* 3/4 cup milk
* 1/2 teaspoon pure vanilla extract
* 5 egg whites
*Red food coloring
*chocolate chips
Frosting:
*Ready made white frosting or vanilla
*green food coloring
*green sprinkles
directions
Preheat oven to 180c. In bowl, sift together flour and baking powder. In large bowl, cream butter and sugar together with electric mixer until light and fluffy. Add flour mixture alternately with milk; mix well. Add vanilla. In separate bowl, beat egg whites until stiff but not dry; fold into batter add the red food coloring till you reach the desired color mix. Pour into prepared pan and then add the chocolate chips 4-5 on top of the batter. Bake 20-25 minutes or until toothpick inserted comes out clean. Cool 10 minutes in pan on rack; remove and cool completely before decorating.Decorating : I used a ready made vanilla frosting or white its easier and faster , add the add green food coloring and mix well.
When the cupcakes are done and cooled down add the green frosting , to give it that watermelon looking effect with a toothpick make straight lines across the watermelon then add green sprinkles inside of it .