Grilled Cheese Day  is Sunday and so we're celebrating grilled cheese sandwiches  and all their melty goodness this week . To get you in the mood, I've round up a bunch of my favorite grilled cheese recipes. To take a look at them — warning, they may make you hungry! — click on the start button.
Mozzarella Grilled Cheese
Thick slices of fresh mozzarella — the ultimate melting cheese — is smooshed between two pieces of sourdough in this grilled cheese sandwich  flavored with basil pesto.
Grilled Ham and Cheese Waffle Sandwiches
For a breakfast variation, try this grilled ham and cheese waffle sandwich . It's great with Eggos or homemade waffles.
Sautéed Jalapeño and Aged Jack Grilled Cheese
If you like your grilled cheeses to pack some heat, whip up a batch of these sautéed jalapeño and aged jack grilled cheese  sandwiches. For extra spice, use aged pepper jack cheese.
Smoked Salmon and Gruyere Grilled Cheese Sandwich
Flakey delicate smoked salmon pairs perfectly with oozing gruyere and perserved lemons in this gourmet grilled cheese .
Grilled Cheddar, Tomato and Bacon Sandwiches
Instead of brushing the outside of the sandwich with butter, this recipe  recommends using mayonnaise to make a nice, crisp crust and beautiful, golden color.
Three-Cheese Grilled Cheese Sandwiches
Not into fancy accompaniments? Then this purist, three cheese  — gruyère, fontina and mozzarella — grilled cheese is for you.
Grilled Ham, Brie, and Blue Cheese Sandwiches
An interesting combination, this sandwich brings  together tangy blue cheese and creamy brie. A generous slather of apricot jam adds depth.
Grilled Cheese and Pear Sandwiches
These grilled Gouda and pear sandwiches on pumpernickel  are perfectly scrumptious for entertaining.
Grilled Cheese Sandwich Sticks
Got lil  ones? Make them these easy-to-eat, classic grilled cheese sandwiches .
Grilled Cheese With Onion Jam, Talleggio, and Escarole
For a tasty, grown-up variation, try this grilled cheese . The onion jam and creamy talleggio balance out the bitterness of the escarole.