Hot Fudge Cake
["1 c. flour", "2 tsp. baking powder", "1/4 tsp. salt", "3/4 c. sugar", "2 Tbsp. cocoa", "1/2 c. milk", "2 Tbsp. melted oleo", "1 c. chopped nuts", "1 c. brown sugar", "1/4 c. cocoa", "1 3/4 c. boiling water"]
["Mix all but last 3 ingredients and spread in a 9-inch square pan.", "Sprinkle with mixture of brown sugar and cocoa.", "Pour boiling water over mixture.", "Bake at 350\u00b0 for 45 minutes.", "Serve with vanilla ice cream on top."]
["flour", "baking powder", "salt", "sugar", "cocoa", "milk", "oleo", "nuts", "brown sugar", "cocoa", "boiling water"]