Butterscotch Pie
["1 (9-inch) pie crust, baked", "1/3 c. flour", "1 c. light brown sugar", "2 egg yolks", "1/2 stick margarine", "2 c. milk"]
["Mix flour and sugar.", "Beat egg yolks and milk.", "Mix together flour/sugar and egg/milk mixtures.", "Add margarine, cook on medium heat until thick, stir constantly.", "Pour into baked pie shell and top with meringue.", "Bake at 400\u00b0 until meringue is brown."]
["pie crust", "flour", "light brown sugar", "egg yolks", "margarine", "milk"]