Ingredients 8 ounces canned or jarred sustainable albacore tuna packed in oil 1/2 cup chopped celery 1/4 cup chopped fresh basil, divided 2 tablespoons minced red onion 2 tablespoons fresh lemon juice 1 tablespoon Dijon mustard 1/4 teaspoon kosher salt 1/4 teaspoon freshly ground black pepper 2 hard-cooked large eggs, coarsely chopped 4 (1-oz.) slices […]