Say hello to Subway Canada’s Cheesy new side. Yes, you heard right, Subway is now serving Mac & Cheese! For a limited time at participating restaurants. There’s a $6 Mighty Melt Duo that will fill your belly without breaking the bank. Enjoy the Chicken Mighty Melt filled with juicy chicken strips, processed white cheddar cheese, green peppers and red onions. All this topped with Garlic Aioli and served on a tasty Ciabatta bun with a delicious side of creamy Mac & Cheese. Oh the cheesy goodness!