PREHEAT oven to 350° F. Grease 13 x 9-inch baking pan.
COMBINE sugar, butter and water in large bowl; stir well. Stir in eggs and vanilla extract. Combine flour, Nesquik, baking powder and salt in medium bowl; stir into sugar mixture. Stir in nuts. Spread into prepared baking pan.
BAKE for 20 to 25 minutes or until wooden pick inserted in center comes out slightly sticky. Cool in pan on wire rack. Cut into bars.