|Tuna steak||1 Pound, cut into 2-inch pieces|
|Fresh tarragon||3 Tablespoon, chopped|
|Dijon mustard||1 Tablespoon|
|Worcestershire sauce||2 Teaspoon|
|Ground pepper||1⁄2 Teaspoon|
1. Put the tuna in a food processor and pulse until finely chopped. Transfer to a large bowl; stir in the tarragon, mustard, Worcestershire sauce, and pepper. Shape into 4 patties.
2. Spray a large ridged grill pan or nonstick skillet with canola nonstick spray and set over medium heat. Add the patties and cook until browned and done to taste, about 4 minutes on each side for medium.