Chocolate Sandwich Cookies
["1 1/3 c. butter or lard", "2 c. sugar", "1 c. cocoa", "1/2 c. milk", "4 c. flour", "2 eggs", "1 tsp. salt", "1 tsp. baking soda", "2 tsp. baking powder", "2 tsp. vanilla", "1 c. sugar", "1 ppkg. gelatine (Knox)", "1 c. water"]
["Add vanilla.", "Cool and beat till spreadable."]
["butter", "sugar", "cocoa", "milk", "flour", "eggs", "salt", "baking soda", "baking powder", "vanilla", "sugar", "gelatine", "water"]