INGREDIENTS
•
1 4-pound chicken
•
Kosher salt and freshly ground black pepper
•
1/2 lemon
•
3 sprigs parsley or tarragon
•
2 large egg yolks
•
1 tablespoon fresh lemon juice
•
1 tablespoon dijon mustard
•
3/4 cup vegetable oil
•
1/8 teaspoon cayenne pepper
•
Kosher salt
•
2 stalks celery, diced, plus
•
2 tablespoons chopped leaves
•
1 medium shallot, finely chopped
•
3 tablespoons finely chopped fresh parsley
•
3 tablespoons finely chopped fresh chives
•
1 tablespoon finely chopped fresh tarragon
•
Kosher salt and freshly ground black pepper
•
Fresh lemon juice, to taste
•
2 baguettes, split open
•
Potato chips, for serving (optional)