Mayonnaise Cake
["2 c. flour", "1 1/2 c. sugar", "1 1/2 tsp. soda", "1/2 tsp. salt", "3 or 4 Tbsp. cocoa", "1 c. mayonnaise", "1 1/2 c. hot water"]
["Mix all ingredients and bake at 350\u00b0 for 30 to 40 minutes."]
["flour", "sugar", "soda", "salt", "cocoa", "mayonnaise", "water"]