This creamy casserole is a lightened version of the classic retro-style dish. It's a great way to use up canned tuna and makes
for a hearty, filling supper.
The pork chop recipe makes enough gravy to smother to pork chops, or you can spoon half over the chops and half over the mashed
potatoes. Substitute dried basil if you don't have marjoram.
Instead of straining yogurt, cut the prep time down by using plain low-fat Greek yogurt. You can also substitute other herbs,
like dill or parsley, for the fresh mint.