1For the sauce, combine first 10 ingredients and bring to a boil. Remove from heat and set aside 1 cup to serve with burgers.
In lg. bowl, combine egg, oats, 1/4 c. or remaining sauce, onion salt, garlic salt, pepper and salt. Crumble ground beef over top and mix well. Shape into 6 patties.
Grill, covered over med. heat 6-8 min. per side, basting with 1/2 c. sauce during last 5 min of grilling time. Serve on buns with your favorite toppings and reserved sauce.