Mayonnaise Cake
["1 c. sugar", "2 tsp. baking soda", "2 c. flour", "pinch of salt", "6 to 8 Tbsp. cocoa", "1 c. mayonnaise", "1 c. water", "1 tsp. vanilla"]
["Mix", "all", "ingredients", "together.", "Pour into 9 x 12-inch pan and bake at 375\u00b0 for 30 to 40 minutes or until top springs back."]
["sugar", "baking soda", "flour", "salt", "cocoa", "mayonnaise", "water", "vanilla"]