Caramel Pie
["2 Tbsp. butter", "4 Tbsp. flour", "1 c. brown sugar, packed", "1 egg", "1 c. milk", "1 tsp. vanilla", "1 baked pie shell", "Cool Whip or whipped cream"]
["Combine butter, flour and sugar together.", "Beat egg; add milk. Add to creamed mixture.", "Cook in top of double boiler until thickened, stirring constantly.", "Cool; add vanilla.", "Pour into baked pastry shell and chill.", "Makes one (9-inch) pie; spread with whipped topping."]
["butter", "flour", "brown sugar", "egg", "milk", "vanilla", "shell", "cream"]