Spicy Pumpkin Bars With Cream Cheese Icing
["2 c. flour", "4 tsp. baking powder", "1 1/4 tsp. cinnamon", "1 tsp. nutmeg", "1 tsp. ginger", "1/2 tsp. salt", "1 c. brown sugar", "1/2 c. white sugar", "4 eggs", "1/2 c. shortening", "2 c. pumpkin", "1 tsp. vanilla"]
["Cream shortening and sugar.", "Add eggs, 1 at a time, beating well after each.", "Add pumpkin and vanilla; beat well.", "Sift remaining dry ingredients and beat well.", "Bake in greased and floured 15 1/2 x 10 1/2 x 1-inch pan at 350\u00b0 for 30 minutes. Remove to cooling rack.", "Let cool."]
["flour", "baking powder", "cinnamon", "nutmeg", "ginger", "salt", "brown sugar", "white sugar", "eggs", "shortening", "pumpkin", "vanilla"]