Lisa's Oatmeal Chocolate Chip Cookies

This recipe is one that technically belongs to Lisa. These are by far the best oatmeal chocolate chip cookies EVER! If you can get Lisa to make them they are even better. Don't know why, but hers always taste better. This makes a huge batch so it is great for neighbors or company.
4 cubes margarine*fleichmans if you can find it
2 cups brown sugar
2 cups white sugar
4 eggs
*mix above ingredients together then add:
2 teaspoons vanilla
2 teaspoons baking soda
1 teaspoon salt
2 teaspoons baking powder
*mix again then add:
5 cups flour
5 cups quick oats
1 bag 11.5 oz. milk chocolate chips *Ghirardelli are best
Bake at 400 for 10-12 minutes.