2 cups all purpose flour
2 tsp. baking powder
2 tsp. cinnamon
1 tsp. baking soda
1/4 tsp. salt
4 eggs
1 (15 oz.) can pumpkin
1 2/3 cups sugar
1 cup cooking oil
3/4 cup chopped pecans
1 (11 oz.) package cream cheese, softened
1/4 cup butter, softened
1 tsp. vanilla
2 cups powdered sugar

In a medium bowl stir together flour, baking powder, cinnamon, baking soda, and salt; set aside. In a large mixing bowl beat together eggs, pumpkin, sugar and oil with electric mixer on medium speed. Add the flour mixture; beat until well combined. Stir in chopped pecans and spread batter into an ungreased 15 x 10 x 1 inch baking pan.

Bake at 350°F for 25 to 30 minutes or until a wooden toothpick inserted near the center comes out clean. Cool completely in pan on a wire rack. In a medium mixing bowl beat together the cream cheese, butter, and vanilla until fluffy. Gradually add powdered sugar, beating until smooth. Frost pumpkin bars.