Crisp Apple Cream Pie
["1/4 c. butter", "1 can sweetened condensed milk", "1/4 c. concentrated lemon juice", "1/4 c. chopped walnuts", "1 c. sour cream", "1/2 tsp. cinnamon", "1 can apple pie filling", "1 1/2 c. graham cracker crumbs"]
["Preheat oven to 350\u00b0.", "In a 1 1/2-quart baking dish, melt butter in oven.", "Sprinkle in crumbs; stir well.", "Press on bottom of dish.", "(Or buy pre-made graham cracker pie crust.)"]
["butter", "condensed milk", "lemon juice", "walnuts", "sour cream", "cinnamon", "apple pie filling", "graham cracker crumbs"]