1 Melt butter and 2 cups chocolate chips together.

In a small bowl mix flour and baking soda together.

2 Put melted chocolate mixture in a large bowl. Add sugar and beat for about 5 minutes until smooth. With mixer on add vanilla, and gradually add water. Add eggs one at a time and beat after each addition.

3 With mixer on low add flour mixture until blended. Fold in remaining 1 cup semi-sweet chocolate chips and white chocolate chips.

4 Pour into a greased 9 x 13 inch pan. Bake at 325 degrees F. for 35 to 45 minutes. Cool. Cut into squares. Store in refrigerator.