Mahogany Cake

Sift together three times and set aside:
2 c flour
1/4 c. cocoa
1/2 tsp salt
1/4 tsp baking powder
1 tsp baking soda

Cream:
1/3 c shortening
1 c sugar

Add:
1 tsp vanilla

Add flour mixture alternately with:
1 c milk

Beat well. Add:
2 Tbsp vinegar

Bake in two layers at 375* for 30 minutes -OR- in 9x13 pan at 350* for 50 minutes.