Almost any condiment like mustard, jam, or chutney will work on a grilled cheese. All the things you like in sandwiches will be great in your own cheese sandwich recipes you create at home. Use meats, vegetables, and things you have on hand. Caramelized Onions, Cheddar, and Sun-Dried Tomatoes Tomato, Basil, and Mozzarella Goat Cheese, Fig Jam, and Arugula Olive Tapenade, Fire Roasted Peppers, and Compte Turkey, Brie, and Cranberry Sauce Grilled Vegetables and Mango Chutney Sliced Apples, Ham, and Swiss Kimchi, Crisp Bacon, and American Cheese Shredded Chicken and Buffalo Hot Sauce Pulled Pork, Coleslaw, BBQ Sauce, and Monterey Jack Cooked Lobster, Crispy Bacon, and White Cheddar