1 box yellow cake mix
1 lg. box instant vanilla pudding
1/4 c. flour
1 c. milk
1 c. Crisco
1 stick butter
1 c. sugar
1 tsp. vanilla

Mix cake according to directions, leaving out oil and adding pudding mix. For filling, heat milk and flour until thick; let cool. Beat Crisco, butter, sugar, and vanilla. Then add flour mixture. Beat until fluffy. Split cake; spread filling and refrigerate overnight.