4 tbsp. flour
1 c. milk
1/2 c. butter
1/2 c. shortening
1 c. sugar
2 tbsp. vanilla
2 tbsp. instant pudding mix (any flavor desired)
1/2 c. chopped nuts

Combine flour and milk in saucepan and cook over LOW HEAT until thick, stirring constantly. Cream the butter, shortening and sugar together for 4 minutes. (Can use all butter). Add cooled flour mixture and vanilla; beat an additional 4 minutes. Fold in instant pudding mix and nuts - spread on cooled cake.