Chocolate Chip Toffee Bars
["2 1/3 c. flour", "2/3 c. brown sugar", "3/4 c. margarine", "1 egg, slightly beaten", "1 1/2 c. chocolate chips", "1 c. chopped nuts", "1 c. sweetened condensed milk", "1 3/4 c. English toffee bits or Heath bar, crumbled"]
["Heat oven to 350\u00b0.", "Grease 13 x 9-inch pan.", "In a large bowl, stir together flour and brown sugar.", "Cut in margarine until mixture resembles large crumbs.", "Add egg; mix well.", "Stir in chocolate chips and nuts.", "Reserve 1 1/2 cups of the mixture. Press remaining crumb mixture onto bottom of pan.", "Bake 10 minutes."]
["flour", "brown sugar", "margarine", "egg", "chocolate chips", "nuts", "condensed milk", "toffee bits"]