2 1/4 c. flour
1 1/2 tsp. baking soda
1 c. milk
2 eggs
1/2 c. cocoa
1/4 tsp. cream of tartar
2/3 c. shortening
1 1/4 c. sugar
2 tsp. vanilla

Mix all ingredients in a bowl. Drop by teaspoons onto greased cookie sheet.

FILLING:

3 tbsp. flour
1/2 c. milk
1/2 c. sugar
4 tsp. butter
1/2 c. white shortening
1/2 tsp. vanilla

Cook flour and milk until thick. Cool, then add the sugar, butter, shortening, and vanilla. Beat 5 to 10 minutes at high speed until light and fluffy. Put a spoonful of the filling on half of the cakes and cover with remaining cakes.