1 Cup Margerine
3 Cups  Brown Sugar  (one box)
3 Eggs
3 Cups Sifted Flour
1 1/2 Teaspoons Baking Powder
1 1/2 Teaspoons Salt
1/4 Teaspoon Baking Soda
3 Teaspoons Vanilla 1 Cup Chopped Pecans (Optional)
1  6oz. Bag of Chocolate Chips

Mix all ingredients and pour into  grazed/floured 13 X 9 pan and bake at 350 degrees
for one hour.  Let cool, cut and serve.