1 c. milk
1/4 c. flour
Dash of salt
1/2 c. shortening
1/2 c. butter
1 c. sugar
1 tsp. vanilla

Cook to pudding stage: milk, flour and salt, cool. Cream shortening and butter well. ad sugar. Beat with electric mixer for 4 minutes. Add cooled pudding mixture and vanilla. Beat 4 more minutes. Spread on cake.