In A Bowl, Combine Egg, 1/4 Cup Barbecue Sauce, Cornflake Crumbs And Salt. Add Beef And Mix Well. Shape Into Four Oval Patties, About 3/4 In. Thick. Place In A Greased 11-In. X 7-In. X 2-In. Baking Pan. Spread With Remaining Barbecue Sauce. Bake, Uncovered, At 375 Degrees F For 25-30 Minutes Or Until Meat Is No Longer Pink And Meat Thermometer Reads 160 Degrees F; Drain.