1 c. shortening
2 c. sugar
3 egg yolks
1 c. buttermilk or sour milk
1 c. hot water
2 tsp. baking soda
1 tsp. baking powder
4 c. flour
3/4 c. cocoa
1/2 tsp. salt

Combine and beat all ingredients together in order listed. Drop mixture from tablespoon onto cookie sheets. Spread far apart. Bake for 10 minutes at 350 degrees. After cookies are baked, take one cookie and spread the following filling on top. Then top with another cookie, sandwich style.

FILLING:

3 egg whites
2 tsp. vanilla
4 tbsp. flour
2 tbsp. powdered sugar
4 tbsp. milk
1 c. shortening
1 box confectioners' sugar

Combine all ingredients and beat until mixture is fluffy. Then add 1 box confectioners' sugar and beat again until well mixed. Ice cookies as directed.