🥑Cut the avocados in half and remove the pit.
Scoop out a bit of the flesh from each half to create a small bowl.
In a mixing bowl, combine the drained tuna, mayonnaise, Dijon mustard, lemon juice, diced celery, and diced red onion.
Mix well and season with salt and pepper to taste.
Spoon the tuna salad mixture into the avocado halves, filling them generously.
Garnish with fresh parsley if desired.
Serve immediately and enjoy your Tuna Avocado Boats.
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