Prepare a zesty, grilled tuna dish that is both elegant and tasty! Veggies and feta cheese add flavor to our Zesty Grilled Tuna with Fresh Tomato Salsa. Mix first 4 ingredients until well blended. Stir in 1 Tbsp. basil. Mix 2 Tbsp. dressing mixture with remaining basil, tomatoes, onions and cheese; set aside. Pour rema….