Wacky Cake
["3 c. flour", "2 c. sugar", "1/2 c. cocoa", "2 tsp. baking soda", "1 tsp. salt", "2/3 c. cooking oil", "2 tsp. vanilla", "2 Tbsp. vinegar", "2 c. water"]
["Preheat oven to 350\u00b0. Combine all ingredients in bowl and mix for two minutes.", "Put in 13 x 9 x 2-inch pan.", "Bake in oven for 35 to 40 minutes."]
["flour", "sugar", "cocoa", "baking soda", "salt", "cooking oil", "vanilla", "vinegar", "water"]