Cape Cod Lobster Roll

Ingredients

• 1 pound cooked and chilled Maine lobster meat, cut into large dice
• 1 mango, pitted and diced
• 1 small Thai chili, diced
• 1/4 cup freshly chopped flat-leaf parsley
• 1 teaspoon finely chopped tarragon leaves
• 1/4 cup mayonnaise
• 2 lemons, juiced
• 1 shallot, diced
• 1 stalk celery, diced
• Salt and freshly ground black pepper
• 4 hot dog buns
• 4 leaves flat green lettuce