Chocolate Fudge Upside-Down Cake
["3/4 c. sugar", "2 Tbsp. butter", "1/2 c. milk", "1 c. flour", "2 Tbsp. cocoa", "2 tsp. baking powder", "1/4 tsp. salt", "1/2 c. chopped walnuts", "1/2 c. sugar", "1/2 c. brown sugar", "1/4 c. cocoa", "1 1/2 c. boiling water"]
["Cream 3/4 cup sugar with 2 tablespoons butter.", "Stir in milk. Sift flour, 2 tablespoons cocoa, baking powder and salt together. Add sifted ingredients to the creamed mixture and mix until smooth.", "Add chopped walnuts and spread in a buttered 9-inch pan. Mix well 1/2 cup sugar, brown sugar and 1/4 cup cocoa.", "Sprinkle over the batter.", "Pour boiling water over the top and bake in 350\u00b0 oven for 35 to 40 minutes."]
["sugar", "butter", "milk", "flour", "cocoa", "baking powder", "salt", "walnuts", "sugar", "brown sugar", "cocoa", "boiling water"]