Step 1

Mix together the maple syrup and mustard. Taste and add more maple syrup if desired.

Step 2

Slather one side of each piece of bread with butter. On the other side, generously lather with the maple syrup mustard.

Step 3

Add cheese, turkey, apple, and pickled onions (if using). Top with other slice of bread.

Step 4

Heat a skillet over medium and carefully add the sandwich. Toast until brown one on side then flip. It’s done when both sides are golden brown.

Step 5

Remove from the heat and slice down the middle.