Easy Brown Sugar Pie
["1 unbaked pie crust", "1 c. packed brown sugar (dark)", "1 large can condensed milk", "margarine", "2 Tbsp. flour"]
["Spread brown sugar in pie crust; sprinkle with flour.", "Pour milk over it.", "Dot with margarine.", "Do not stir.", "Sprinkle pie with cinnamon or allspice.", "Bake at 350\u00b0 for 30 to 45 minutes until set."]
["crust", "brown sugar", "condensed milk", "margarine", "flour"]