Whoopee Pies
["2 c. flour", "1 tsp. soda", "1/4 tsp. salt", "1 egg", "3/4 c. milk", "1/3 c. oil", "1 tsp. vanilla", "1/3 c. cocoa", "1 c. sugar"]
["Sift together flour, soda and salt.", "Add egg, milk, oil, vanilla, cocoa and sugar.", "Drop by teaspoonfuls and bake at 350\u00b0 for 10 to 15 minutes."]
["flour", "soda", "salt", "egg", "milk", "oil", "vanilla", "cocoa", "sugar"]