Cream butter and sugar. Blend in eggs, milk, and vanilla.
Stir together flour, pudding mix, baking powder, and salt. Add to creamed mixture; mix well. Stir in nuts.
Spread in greased 9 X 9 X 2-inch baking pan. Bake at 350 degrees F for 25 to 30 minutes. Cool.
Sift powdered sugar over top, if desired. Cut into bars.
Makes 24 browniesRecipe submitted by Ron on 6/10/00