1 cup brown sugar
1/2 cup white sugar
2 eggs
1/2 teaspoon salt
1 teaspoon vanilla extract
3 cups all-purpose flour
2 teaspoons baking powder
1/2 cup butter
1/2 cup shortening
1/2 cup packed brown sugar
1/4 cup cornstarch
1/3 cup buttermilk
1 teaspoon vanilla extract
1 egg, beaten
3 teaspoons water
1 1/2 cups fresh white sugar for decoration
1/2 cup buttermilk
Preheat oven to 350 degrees F (175 degrees C). Grease and flour a 9x13 inch pan. In a large bowl, stir together brown sugar, 2 eggs and salt. Set aside.
In a shallow bowl, mix together flour, baking powder and butter; set aside. Stir together brown sugar mixture, egg, water and vanilla. Pour half of batter into prepared pan.
Pour egg, 1/2 cup sugar and remaining batter into pan. Pour remaining batter over mixture. Bake in the preheated oven for 35 to 40 minutes, or until a toothpick inserted into the center of the cake comes out clean. Let cool 10 minutes before slicing