Toffee Bar Cake
["2 c. firmly packed light brown sugar", "2 c. flour", "1/2 c. butter or margarine, chilled", "1 c. milk", "1 large egg", "1 tsp. vanilla", "1 tsp. baking soda", "3 Heath bars or 1 pkg. Heath bits", "1/2 c. chopped pecans"]
["Heat oven to 350\u00b0.", "Grease a 13 x 9-inch pan.", "Combine brown sugar and flour in large mixer bowl, on low speed, until thoroughly combined.", "Cut butter into 8 pieces; cut into sugar-flour mixture with a pastry blender, until mixture is size of small peas and uniformly mixed.", "Transfer 1 cup of mixture to medium bowl to use as topping.", "Add milk, egg, vanilla and baking soda to remaining crumb mixture.", "Beat on high speed for 2 minutes.", "Transfer to prepared pan.", "Coarsely mince candy bars; add to reserved crumbs, along with pecans.", "Sprinkle evenly over cake.", "Bake until wooden pick inserted in center comes out clean, about 35 minutes.", "Place pan on wire rack; cool completely."]
["brown sugar", "flour", "butter", "milk", "egg", "vanilla", "baking soda", "Heath bits", "pecans"]