pumpkin chocolate chip cookies

i usually half this recipe because it makes a ton.

2 c. shortening
1 16-oz. can pumpkin
1 tsp vanilla
2 c. sugar
2 eggs
2 tsp baking powder
1 tsp baking soda
1/2 tsp allspice (i usually just use ground cloves)
1 tsp salt
4 c. flour
2 TBS cinnamon
1 tsp nutmeg
1 pkg. milk chocolate chips

cream shortening and sugar. add pumpkin, eggs, and vanilla; beat well. stir together flour and spices and add to pumpkin mixture. add chocolate chips. put on a greased cookie sheet and bake at 350 for 12-15 minutes.