Chocolate Cake
["1/4 c. shortening", "3/4 c. sugar", "1 egg", "1 tsp. vanilla", "1/4 c. plus 2 tsp. hot water", "1/3 c. Hershey's cocoa", "1 scant c. flour", "1/2 tsp. baking soda", "1/2 tsp. baking powder", "1/4 tsp. salt", "1/2 c. sour milk*"]
["*To sour milk, add 1 teaspoon vinegar to milk; let stand 5 minutes."]
["shortening", "sugar", "egg", "vanilla", "hot water", "cocoa", "flour", "baking soda", "baking powder", "salt", "sour milk"]