Pumpkin Bars
["1 1/2 c. canned pumpkin", "3 eggs, beaten", "1 1/2 c. sugar", "3/4 c. oil", "1 1/2 tsp. cinnamon", "1 c. nuts (optional)", "1 1/2 c. flour", "1/2 tsp. salt", "3/4 tsp. baking powder", "1 1/2 tsp. baking soda"]
["Mix and bake at 350\u00b0 for 25 to 30 minutes in a 10 x 15-inch pan."]
["pumpkin", "eggs", "sugar", "oil", "cinnamon", "nuts", "flour", "salt", "baking powder", "baking soda"]