1. Combine ground round, Black Olive Pesto, and seasoning; shape into 4 (4-inch) patties.
2. Grill, covered with grill lid, over medium-high heat (350° to 400°) 5 to 6 minutes on each side or until no longer pink in center. Serve on buns with desired toppings.
Note: For testing purposes only, we used McCormick Grill Mates Hamburger Seasoning.