1 cup butter, softened
1 (14 ounce) can marshmallow creme
3/4 cup white sugar
1 teaspoon vanilla extract
1 1/3 cups all-purpose flour
1 teaspoon baking powder
1 teaspoon baking soda
1/2 teaspoon salt
1 egg
2 cups milk
4 eggs, beaten
1 cup white sugar
1/4 cup butter
3 tablespoons vanilla extract
Preheat oven to 350 degrees F (175 degrees C). Place marshmallow creme in large bowl. Beat in 1/3 cup sugar and 1 teaspoon vanilla extract. Mix in flour, baking powder, baking soda, salt and egg. Stir in milk, 2 eggs, and sugar. Mix together with marshmallow creme. Spread 1/4 cup marshmallow creme mixture into 9-inch pie crust.
Bake in preheated oven for 45 minutes, or until toothpick inserted in center comes out clean. Chill overnight before serving.