Pumpkin Chocolate Chip Bars

5 cups flour
4 tsp. baking soda
3 tsp. pumpkin pie spice
4 cups sugar
1 tsp. salt
3 eggs
3 cups pumpkin
1 cup vegetable oil
1 pkg. chocolate chips

Combine wet ingredients.  Add dry ingredients.  Add chocolate chips.
Pour into greased and floured pan.  Bake at 350 for about 1 hour.
Ice with a thin mixture of powdered sugar, cinnamon, and evaporated
milk if desired.

Source:  Olive Harwood?