Grilled Chicken Caesar Sandwiches Recipe

Ingredients

• 4 skinless, boneless chicken thighs (about 1.5 lbs. total)
• 4 brioche buns
• 1 medium fennel bulb, sliced thin + fronds coarsely chopped
• 1 c basil leaves, torn if large
• 1 Tbsp. Dijon mustard
• 2 tsp Worcestershire sauce
• 2 garlic cloves, finely grated
• 2 Tbsp fresh lemon juice (for marinade)
• 2 tsp fresh lemon juice (for fennel salad)
• 2 tsp. freshly ground black pepper, plus more to taste
• ⅓ c extra-virgin olive oil (for marinade)
• 2 tsp. extra-virgin olive oil (for fennel salad)
• 6 Tbsp. mayonnaise
• ¼ c chopped cornichons (roughly 9 total)
• Kosher salt
• Olive oil (for oiling grill grates)