Cocoa Cake
["1 1/2 c. flour", "1 c. sugar", "1 tsp. soda", "3 Tbsp. cocoa", "3 Tbsp. canola oil", "1 tsp. vanilla", "1 Tbsp. vinegar", "1 c. cold water"]
["Mix dry ingredients with liquid ingredients and stir until smooth.", "Can top with chocolate chips for frosting.", "Bake at 350\u00b0 for 25 to 30 minutes in 9-inch square pan."]
["flour", "sugar", "soda", "cocoa", "canola oil", "vanilla", "vinegar", "cold water"]