Ahi Tuna Melt

Deselect All

6 tablespoons chopped fresh thyme

5 tablespoons garlic powder  

8 tablespoons cayenne pepper 

5 tablespoons seafood seasoning, such as Old Bay 

Salt

1 pound ahi tuna 

4 egg whites 

1 tablespoon cream of tartar 

1 teaspoon distilled white vinegar 

2 tablespoons Dijon mustard 

1 lemon, juiced 

5 tablespoons brown sugar 

1 cup vegetable oil, plus more for oiling the grill grates 

1/4 cup diced bread-and-butter pickles

2 tablespoons butter 

1 yellow onion, sliced 

1/4 cup Worcestershire sauce 

8 slices white bread or marble rye 4 slices pepper Jack cheese

4 slices Swiss cheese