INGREDIENTS
Juice of 1/2 lemon
1 tsp
Dijon mustard
1/4 cup
extra virgin olive oil
salt and freshly ground black pepper
1/2 lb
new potatoes (halved)
1/2 lb
haricots verts
1
large tomato (cut into wedges)
1/2 cup
black Niçoise olives
2
hard-boiled eggs (peeled and halved)
1 can
high-quality tuna (drained)