Tuna melts are already a riff on the grilled cheese. But chefs and home cooks are mixing it up with this comfort food classic. Try seared tuna steak instead of the canned stuff or add a bit of pepper jack cheese and habanero mustard to spice things up. How about throwing some bacon in for a little surf and turf?

There are endless possibilities when it comes to the magical combination of bread, tuna and cheese. Here are eight of our favorite ways to switch up a tuna melt.