Caramel Apple Oat Squares
["1 3/4 c. flour", "1 c. quick-cooking oats", "1/2 c. brown sugar", "1/2 tsp. baking soda", "1/2 tsp. salt", "1 c. margarine", "1 c. chopped walnuts", "20 caramels, unwrapped", "1 can sweetened condensed milk", "1 can apple pie filling"]
["Preheat oven to 350\u00b0.", "Combine flour, oats, sugar, baking soda and salt.", "Cut in margarine or butter until crumbly, reserving 1 1/2 cups crumb mixture.", "Press remaining on bottom of 9 x 13-inch pan.", "Bake 15 minutes.", "Add nuts to reserved crumb mixture."]
["flour", "oats", "brown sugar", "baking soda", "salt", "margarine", "walnuts", "caramels", "condensed milk", "apple pie filling"]