2 1/4 c Flour 2 1/2 ts Baking powder 1/2 ts Baking soda 1/2 ts Nutmeg 1/2 ts Allspice 4 Eggs; 1 c Sugar 1 c Brown sugar 3/4 c Butter;melted 1/2 c Nuts;chopped 1 1/2 c Mincemeat 1 lb Pumpkin Sift together first 5 engredients. Set aside. Beat eggs and sugars together will; add remaining ingredients. Add dry ingredients and mix just enough to combine ingredients. Pour into a greased 13x9x2 55 to 60 minutes. Cool, and then frost with Cream Cheese Frosting. Cut into 35 squares.