Chocolate Cake
["2/3 c. shortening", "2 c. sugar", "1/2 c. cocoa", "2 eggs, at room temperature", "2 c. cake flour, sifted", "1 tsp. salt", "1/2 heaping tsp. baking powder", "2/3 c. sour milk or buttermilk", "1 1/2 tsp. baking soda", "1 tsp. vanilla", "1 c. boiling water"]
["Cream shortening (1/3 cup margarine and 1/3 cup Crisco).", "Add sugar and blend well, then add cocoa and blend well.", "Then add eggs and blend well.", "Sift together flour, salt and baking powder. (To sour the milk, add 2 teaspoons vinegar to plain milk.)", "Mix the milk (room temperature) and baking soda together well. Alternating between the milk and the flour mixture, add to the sugar, cocoa, egg and shortening mixture.", "Then add the vanilla and boiling water.", "Line the pans with wax paper and bake at 350\u00b0 about 30 minutes."]
["shortening", "sugar", "cocoa", "eggs", "cake flour", "salt", "baking powder", "sour milk", "baking soda", "vanilla", "boiling water"]