Diner-Style Patty Melt

Description These patty melts are quick to put together, and are better than a diner because they’re not nearly as greasy! Ingredients 2 tablespoons unsalted butter 1 tablespoon olive oil 3 large yellow onions, thinly sliced 1 teaspoon salt ½ teaspoon ground black pepper 1 pound ground beef 1 teaspoon garlic salt ¼ teaspoon black … Read more