Patty melts
Preparation Time: 15 minutes Cook Time: 20 minutes Total Time: 35 minutes Servings: 4 Ingredients 1.5 pounds ground beef 1 teaspoon salt 1/2 teaspoon black pepper 8 slices rye bread (or sourdough or your preferred bread) 8 slices Swiss cheese (or American cheese) 1 large onion, thinly sliced 4 tablespoons butter, divided 1 tablespoon olive…