Beat flour, butter, powdered sugar and salt together in a large bowl with mixer at low speed until mixture resembles coarse crumbs. Press firmly into a greased 15 x 10 x 1-inch baking pan. (Baking pan must be at least 1 inch deep; pan will be full.)
Bake 15 to 17 minutes or until edges of crust are golden. Prepare filling while crust is baking.
For FILLING:
Beat eggs, syrup, brown sugar, flour and maple extract in a large bowl until well blended. Stir in walnuts. Pour over hot crust; spread evenly.
Bake 15 to 20 minutes or until filling is set. Cool on wire rack; cut into bars.
About Corn Syrup
See why there’s no substituting Karo® Corn Syrups for treats with a delicate sweetness and smooth texture
Beat flour, butter, powdered sugar and salt together in a large bowl with mixer at low speed until mixture resembles coarse crumbs. Press firmly into a greased 15 x 10 x 1-inch baking pan. (Baking pan must be at least 1 inch deep; pan will be full.)
Bake 15 to 17 minutes or until edges of crust are golden. Prepare filling while crust is baking.
Beat eggs, syrup, brown sugar, flour and maple extract in a large bowl until well blended. Stir in walnuts. Pour over hot crust; spread evenly.
Bake 15 to 20 minutes or until filling is set. Cool on wire rack; cut into bars.