Banana Cream Pie
["9-inch pastry shell", "1/3 c. flour", "1/2 c. sugar", "1/4 tsp. salt (optional)", "2 c. milk, divided", "3 small egg yolks, well beaten", "1 tsp. firm butter", "1/2 tsp. vanilla", "2 large ripe bananas", "10x sugar (for sprinkling)"]
["Bake and cool pastry shell.", "Blend flour, sugar and salt in a heavy saucepan.", "Over low heat, slowly stir in one cup of milk until smooth.", "Add rest of milk.", "Stir until smooth and mixture thickens almost to a boil.", "This will take about 5 to 6 minutes."]
["pastry shell", "flour", "sugar", "salt", "milk", "egg yolks", "butter", "vanilla", "bananas", "sugar"]