Mix beef in a bowl with onion powder, half of basil, half of Parmesan and half of teriyaki marinade. Mix gently and season with salt and pepper. Form into 3 or 4 patties, don’t over mix meat or burgers will be tough.
Place patties in shallow pan and sprinkle generously the remaining Parmesan over tops, along with minced onion and remaining basil. Drizzle with remaining teriyaki. Cover and refrigerate until grilling or pan frying. Makes 3-4 burgers.