1 c. flour
1 chocolate cake mix
Ingredients in mix box

FILLING:

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

Add flour to cake mix and follow instructions on the box. Drop by teaspoonful on greased cookie sheet. Bake 350 degrees 5 to 8 minutes. Let cool completely.

Filling; Add flour and milk. Heat until thick. Let cool completely. In a clean bowl, combine butter, powdered sugar, shortening and vanilla. Mix and add to milk. Put in refrigerator until stiff. Spread between 2 cookies and store in refrigerator.