1
Combine the lemon, parsley, garlic, oil and salt in a blender until mostly smooth.
2
Toss the chicken with the gremolata and marinate overnight or for at least 4 hours.
3
Preheat the oven to 350°F.
4
Remove the chicken from the marinade, discard marinade and season chicken with salt and pepper. Roast on a baking sheet until cooked through, about 22-28 minutes.
5
For the lemon shallot vinaigrette, add all ingredients to a blender or food processor except for the oil. Purée, then slowly drizzle in the oil with the motor running. Season to taste.
6
In a large bowl, toss together the fennel, tomatoes, lettuce, cheese and dressing. Serve alongside roasted chicken.