Chocolate Sheet Cake

App & Osborne Family Cookbook 2004
John and Nancy App

Ingredients
CAKE
1/2 C milk
1/2 Tbsp. vinegar
2 C sugar
2 C flour
pinch of salt
1 stick oleo (margarine or butter)
1/2 C shortening
4 Tbsp. cocoa
1 C water
2 eggs, lightly beaten
1 tsp. soda

ICING
1 stick oleo (margarine or butter)
4 Tbsp. cocoa
1/2 C milk
1 box powdered sugar
1 tsp. vanilla

Directions
1. Preheat oven to 400 degrees. Grease a jelly roll pan.
2. Combine milk and vinegar to make a buttermilk, set aside.
3. In a separate bowl, combine flour, sugar and salt. Set aside.
4. In a medium saucepan, combine oleo, shortening, cocoa and water. Stirring constantly, bring to a boil. Pour over dry ingredients and mix well.
5. Add buttermilk, beaten eggs and soda. Mix well and pour into jelly roll pan.
6. Bake for 20 minutes. About 5 minutes before cake is done, make the icing
7. Icing: In a medium saucepan, bring oleo, cocoa and milk to a boil. Then add powdered sugar and vanilla.
8. Let cake cool for 10 minutes. Frost while icing is still warm.