Pineapple Upside-Down Cake
["1/2 stick butter or margarine", "1/2 c. brown sugar", "4 or 5 slices pineapple or 1 (No. 2) can crushed pineapple", "1 c. sugar", "1 c. self-rising flour", "3 eggs, separated", "5 Tbsp. pineapple juice", "maraschino cherries (optional)", "chopped pecans (optional)"]
["Preheat oven to 350\u00b0.", "Melt butter and brown sugar in a 9 x 9 x 2-inch skillet.", "Beat sugar and egg yolks until light.", "Blend alternately with the pineapple juice and flour.", "Beat egg whites and fold in.", "Place pineapple (and cherries and pecans, if desired) in the melted butter and sugar in skillet.", "Pour batter over this.", "Bake for 30 to 40 minutes, until tester inserted in center comes out clean.", "Cool for a few minutes, then invert skillet onto cake plate."]
["butter", "brown sugar", "pineapple", "sugar", "flour", "eggs", "pineapple juice", "maraschino cherries", "pecans"]