Mare's Chocolate Chip cookies

12 oz. chocolate chips
1 c. butter
1 c. shortening
1 c. brown sugar
2 c. sugar
4 eggs
3 tsp. vanilla

5 1/2-6 c. flour
2 tsp. salt
2 1/2 tsp. baking soda
1 tsp. baking powder

Creme shortening and butter and add sugar and creme until sugar incorporated. Add one egg at a time. Add dry ingredients and then chocolate chips.

Bake at 350 for 10-12 min. Note: dough should have a flour taste-if not add a little more flour.