Hot Fudge Pudding Cake
["1 1/4 c. sugar, divided", "1 c. plus 2 Tbsp. cake flour", "7 Tbsp. cocoa, divided", "2 tsp. baking powder", "1/4 tsp. salt", "1/2 c. milk", "1/3 c. butter, melted", "1 1/2 tsp. vanilla", "1/2 c. packed dark brown sugar", "1 1/4 c. hot water"]
["Preheat oven to 350\u00b0.", "Combine 3/4 cup granulated sugar, flour, 3 tablespoons cocoa, baking powder and salt. Blend in milk, butter and vanilla. Beat until smooth.", "Pour batter into an 8 or 9-inch square pan or dish."]
["sugar", "cake flour", "cocoa", "baking powder", "salt", "milk", "butter", "vanilla", "brown sugar", "water"]