Chocolate Peanut Butter Cookies (Louise)

1 cup margarine
1 1/2 cups white sugar
2 eggs
2 tsp vanilla
2 cups flour
2/3cup cocoa
1/2 tsp salt
1/2tsp b.soda
1 tsp b.powder
2 cups peanut butter chips

375 for 8-10 mins
better when a little underbaked