Pumpkin Cake III

2 cups white sugar

1 ¼ cups vegetable oil

1 teaspoon vanilla extract

2 cups canned pumpkin

4 eggs

2 cups all-purpose flour

3 teaspoons baking powder

2 teaspoons baking soda

¼ teaspoon salt

2 teaspoons ground cinnamon

1 cup chopped walnuts

Preheat oven to 350 degrees F (175 degrees C). Grease and flour a 12x18 inch pan. Sift together the flour, baking powder, baking soda, salt and cinnamon. Set aside.

In a large bowl combine sugar and oil. Blend in vanilla and pumpkin, then beat in eggs one at a time. Gradually beat in flour mixture. Stir in nuts. Spread batter into prepared 12x18 inch pan.

Bake in the preheated oven for 30 minutes, or until a toothpick inserted into the center of the cake comes out clean. Allow to cool.