Wacky Cake
["3 c. plain flour", "2 tsp. baking soda", "2 c. sugar", "2/3 c. cocoa", "1 tsp. salt", "2 tsp. vinegar", "2 tsp. vanilla", "1 stick butter or margarine"]
["Preheat oven to 375\u00b0.", "Mix all ingredients together for 2 minutes.", "Grease and flour cake pan.", "Bake for 30 to 35 minutes."]
["flour", "baking soda", "sugar", "cocoa", "salt", "vinegar", "vanilla", "butter"]