Butterscotch Pie
["3/4 c. dark brown sugar", "5 Tbsp. flour", "1/2 tsp. salt", "2 c. milk", "2 egg yolks, slightly beaten", "2 Tbsp. butter", "1 Tbsp. vanilla", "1 baked pie crust"]
["Combine sugar, flour and salt.", "Stir in milk slowly.", "Cook until thickened, stirring constantly.", "Turn heat to low, cover and let cook 10 additional minutes, stirring occasionally."]
["dark brown sugar", "flour", "salt", "milk", "egg yolks", "butter", "vanilla", "crust"]