Screwball Cake
["1 1/2 c. all-purpose flour", "1 c. sugar", "1/3 c. cocoa", "1 tsp. baking soda", "1/2 tsp. salt", "1 tsp. vinegar", "1 tsp. vanilla", "1/3 c. vegetable oil", "1 c. cold water"]
["Put all dry ingredients in baking pan and mix well.", "Put vinegar, vanilla, and oil in and then pour water over the top. Mix well.", "Pour batter into a greased and floured 8-inch square baking pan and bake at 350\u00b0 for 30 to 35 minutes."]
["flour", "sugar", "cocoa", "baking soda", "salt", "vinegar", "vanilla", "vegetable oil", "cold water"]