Pineapple-Mint Supreme
["1 c. Pillsbury's Best all-purpose flour", "1/2 c. walnuts, chopped", "1/4 c. finely packed brown sugar", "1/2 c. butter or margarine"]
["Combine flour, walnuts and brown sugar in bowl.", "Cut in butter or margarine until particles are fine.", "Press into bottom of greased 8 x 12 x 2-inch baking dish.", "Bake at 400\u00b0 for 12 to 15 minutes until golden brown.", "Cool."]
["flour", "walnuts", "brown sugar", "butter"]