Hot Fudge Sundae Cake
["1 c. flour", "3/4 c. sugar", "2 Tbsp. cocoa", "2 tsp. baking powder", "1/4 tsp. salt", "1/2 c. milk", "2 Tbsp. oil", "1 tsp. vanilla", "2 c. nuts", "1 c. brown sugar", "1/4 c. cocoa", "1 3/4 c. hot tap water"]
["Heat oven to 350\u00b0.", "In ungreased 9 x 9 x 2-inch pan, stir together flour, 3/4 cup sugar, 2 tablespoons cocoa, baking powder and salt.", "Mix in milk, oil and vanilla with fork until smooth. Stir in", "nuts.", "Spread evenly in pan.", "Sprinkle with brown sugar and the 1/4 cup cocoa.", "Pour hot water over batter.", "Bake 40 minutes.", "Top with ice cream and spoon sauce over ice cream."]
["flour", "sugar", "cocoa", "baking powder", "salt", "milk", "oil", "vanilla", "nuts", "brown sugar", "cocoa", "water"]