For 4 people
Pour salted water and lemon juice into a saucepan and bring to a boil.
Cut the stems off the artichokes, then remove the small leaves.
Place the artichokes in the pan and cook for 20 minutes. Let them cool in the pan.
Mix all the ingredients in a bowl to prepare the dressing.
Wash and strip the tarragon, chop and add to the vinaigrette.
Drain and dry your artichokes, then open them down the center.
Remove the part with the hay and take it out before pouring the dressing into the hollow.
Place your artichokes on a platter and serve.