Olive-Brine- Marinated Chicken With Date Relish – Cook with Bon Appétit

Ingredients

• Zest and juice of 1 lemon
• 2 garlic cloves, finely grated
• 1⁄3 cup olive brine
• 1⁄4 tsp. crushed red pepper flakes
• 6 sprigs tarragon, leaves picked, chopped, divided
• 1 tsp. Diamond Crystal or 1⁄2 tsp. Morton kosher salt, plus more
• 4 skin-on, bone-in chicken thighs (about 2 lb.)
• 1 Tbsp. extra-virgin olive oil
• 1 small red onion, thinly sliced
• 11⁄2 lb. medium carrots, scrubbed, cut on a diagonal into 3