These Tuna and Avocado Stuffed Tomatoes are a refreshing and healthy dish. The juicy tomatoes are filled with a delicious mixture of tuna, creamy avocado, crunchy celery, and zesty lemon juice. It's a perfect combination of flavors and textures that will satisfy your taste buds. This recipe is quick and easy to make, making it a great option for a light lunch or appetizer.