Butterscotch Filling
["2 c. brown sugar", "pinch of salt", "2 egg yolks", "2 Tbsp. butter", "2 c. milk", "4 Tbsp. cornstarch", "1 tsp. vanilla"]
["Mix brown sugar, milk, salt, cornstarch and egg yolks.", "Cook until thick.", "Add vanilla and butter when a little cool.", "Pour into baked pie shell and top with meringue."]
["brown sugar", "salt", "egg yolks", "butter", "milk", "cornstarch", "vanilla"]