Chocolate Chip Cookie Bars For a Crowd

2 C butter or margarine, softened
1-1/2 C sugar
1-1/2 C packed brown sugar
4 eggs
2 t vanilla extract
1 t water
4-1/2 C all purpose flour
2 t baking soda
1-1/2 salt
3 C (18 oz) semisweet chocolate chips
1 C chopped walnuts

In large mixing bowl, cream butter and sugars. Add eggs, vanilla and water; beat until smooth.

Combine flour, baking soda and salt; gradually add to creamed mixture and mix well.

Fold in chocolate chips and nuts. Press into three greased 15 x 10 x 1 baking pans.

Bake at 375 for 15-18 minutes or until golden brown.

Yield: 8 dozen