Tuna Salad Nicoise

canned tuna packed in water

⅓ cup(s)

tomato

¼ cup(s), diced

cooked potato, red or white

2 medium, cut into 1-inch chunks

vinegar

1 Tbsp

olive oil

1 tsp

red onion

½ small, diced

Dijon mustard

2 tsp

mixed greens

1½ cup(s)

tangerine

1 large