Our Knotty Tri-Blend Burger Patty, Served with Lettuce, Tomato, Red onions, Choice of cheese, Toasted brioche bun . Served with Fries. A Knotty favorite. "Knotty it Up" by Substituting Rosemary Tater Tots, Truffle Parm Fries, or Sweet Potato Fries for only $2. (Other Substitutions also available)