3. While your potatoes are boiling, place your ham steak in an oven safe sandwich sized silicone bag, like a Stasher bag, pour 1 teaspoon maple syrup, ½ teaspoon dried rosemary, and a pinch of salt in the bag.
If you don’t have a silicone bag, use tin foil. Place ham in center of foil, pour syrup, rosemary, and salt over ham. Pinch seams together to create a packet.
4. Close the seal, leaving about 1 inch open, and place on a half size baking sheet (the normal big ones lots of households have).
