2 cn (6-oz) tuna drained 1/4 c Scallions minced 1/2 c Finely chopped celery 2 tb Finely chopped flat parsley 1/2 -(up to) 1 Lemon; juice of 2 -(up to) 4 tb Extra virgin olive oil 1 -(up to) 2 ts Red wine vinegar (balsamic -is ok but changes color) Salt & fresh pepper to taste