Lemon Cake Pie
["1 c. sugar", "5 Tbsp. flour", "2 beaten egg yolks", "2 Tbsp. melted butter", "juice and rind of 1 lemon", "1 c. sweet milk", "2 beaten egg whites"]
["Mix first 5 ingredients together well.", "Add sweet milk.", "Fold in beaten whites of eggs.", "Bake at 350\u00b0 for 40 minutes."]
["sugar", "flour", "egg yolks", "butter", "lemon", "sweet milk", "egg whites"]