Backyard Barbecue Burgers

4 lean hamburger patties
2 large vidalia onions, sliced 1/2-inch thick
1/8 teaspoon salt
1/8 teaspoon ground black pepper
8 slices American cheese
4 burger buns
2 tomatoes, sliced 1/4-inch thick
2 tablespoons barbecue sauce

1. Preheat grill
2. Place burgers and onion slices on grill. Season with salt and pepper. Cook about 6 minutes per side or until burgers are cooked thoroughly and the onions are soft and starting to brown.
3. Place 2 slices of cheese on each burger patty and cook 1 more minute to melt cheese.
4. Serve burgers on buns with tomato slices and barbecue sauce.

Tags: backyard burgers, homemade burgers, barbecue burgers, hamburger recipes