Directions Sift together flour, cocoa, soda, baking powder, and salt.**Cream shortening, sugar, and eggs. Blend in sourdough starter. Add sifted ingredients slowly to creamed mixture, beating until smooth. Stir in water and vanilla, and mix well. Pour batter into greased and floured 9 x 13 inch pan.**Bake at 350 degrees F (175 degrees C) for 35 minutes, or until done.**
Sourdough Chocolate Cake Recipe

Ingredients
shortening,white sugar,egg,flour,cocoa powder,sourdough,baking soda,baking powder,salt,water,vanilla
Directions Sift together flour, cocoa, soda, baking powder, and salt.**Cream shortening, sugar, and eggs. Blend in sourdough starter. Add sifted ingredients slowly to creamed mixture, beating until smooth. Stir in water and vanilla, and mix well. Pour batter into greased and floured 9 x 13 inch pan.**Bake at 350 degrees F (175 degrees C) for 35 minutes, or until done.**
Directions Sift together flour, cocoa, soda, baking powder, and salt.**Cream shortening, sugar, and eggs. Blend in sourdough starter. Add sifted ingredients slowly to creamed mixture, beating until smooth. Stir in water and vanilla, and mix well. Pour batter into greased and floured 9 x 13 inch pan.**Bake at 350 degrees F (175 degrees C) for 35 minutes, or until done.**