"The secret to duplicating the taste of this great Wendy's burger comes down to recreating the spicy Southwestern pepper sauce. And, if you want to stay true to the original burger, you'll have to get yourself some sliced yellow and white colby Jack cheese. Look for the marbled cheese in the deli section -- I used Tillamook brand. Cook up some bacon, slap it all together, and you'll have one of the best homemade hamburgers on the planet. Source: "Top Secret Recipes Unlocked" by Todd Wilbur...."