Chewy Chocolate Chip Bars - cooking recipe

Ingredients

Pastry
1/2 cup butter or 1/2 cup margarine
1/2 cup brown sugar, packed
1 cup flour
Filling
2 large eggs
1 cup brown sugar, packed
1 1/2 teaspoons vanilla
2 tablespoons flour
1 teaspoon baking powder
1/2 teaspoon salt
1 cup chopped walnuts
1 cup chocolate chips (or another kind of your liking)

Preparation

Pastry: In a small bowl mix together margarine and brown sugar until creamy, stir in flour.
Pat into the bottom of a greased 9x13\" pan and bake 350\u00b0 for 10 minutes.
Let cool.
In a medium bowl beat together eggs and brown sugar until well blended, mix in the vanilla, flour, baking powder, salt and nuts, spread evenly over pastry, sprinkle with chocolate chips and bake 350\u00b0 for 20-25 minutes until top is golden.
Cut into bars.