Burgers with Tillamook Cheese
Burgers with Tillamook Cheese 🍔 Ingredients: 1 ½ pounds ground beef (80/20 blend)4 slices Tillamook Cheddar cheese1 large onion, thinly sliced1 tablespoon butter1 tablespoon olive oil4 brioche bunsSalt and pepper to tasteLettuce, tomato, pickles (optional)4 tablespoons mayonnaise2 tablespoons ketchup1 tablespoon…