3 c. all-purpose flour
2 c. sugar
6 tbsp. cocoa
2 tsp. baking soda
1/2 tsp. salt
3/4 c. salad oil
2 tbsp. vinegar
2 tsp. vanilla
2 c. cold water

Sift flour, sugar, cocoa, baking soda and salt into 9 x 13 inch cake pan. Make 3 holes in dry ingredients. Place oil in one hole, vinegar in the second hole and vanilla in the third hole. Cover with cold water and mix with a fork until thoroughly blended. Do not beat and do not grease pan. Bake at 350 degrees for 30-35 minutes. Ice in pan with following Fluffy Icing

FLUFFY ICING:

Cook 1 cup milk with 5 tablespoons flour, stirring constantly. This will make a thick paste; let cool. Then put in bowl with 1 cup shortening (half butter and half Crisco), 1 cup granulated sugar, 1/2 teaspoon salt and 1 teaspoon vanilla. Beat until fluffy.