Cut remaining lime into wedges. To serve, set out pepper-lettuce platter, rice, fish, salsa fresca, sour cream, and lime, and let diners build their own boats and wraps.

With creamy tuna salad nestled in crisp lettuce leaves, each bite is packed with satisfying crunch and a balance of tangy, savory flavors. Not only are these Tuna Salad Boats a delight to eat ...