1/3 c. sifted flour or 1/4 c. cornstarch
2/3 c. sugar
1/4 tsp. salt
2 c. sweet milk, scalded
3 slightly beaten egg yolks
2 tbsp. butter
1/2 tsp. vanilla

Mix flour, sugar and salt; gradually add milk. Cook over moderate heat, stirring constantly, until mixture thickens and boils. Cook 2 minutes and remove from heat. Add small amount of egg yolks; stir into remaining hot mixture. Cook 1 minute, stirring constantly. Add butter and vanilla; cool slightly. Line Pyrex baking dish with vanilla wafers, layer of bananas, mixture, then layer of bananas, ending with vanilla wafers.