Onion Gravy
2 large red onions, thinly sliced
2 tablespoons unsalted butter
2 tablespoons all-purpose flour
3 cups low-sodium beef broth
1/2 cup dry red wine (optional)
1 tablespoon tomato paste
1 teaspoon cider vinegar
Salt and pepper

Meat Patties
1 pound lean ground beef
1/2 cup cooked white rice
1 egg yolk
1 teaspoon salt
1/4 teaspoon pepper
1 clove minced garlic
1 teaspoon Worcestershire sauce
3 tablespoons chopped parsley
1/2 teaspoon dried thyme
1 tablespoon olive oil