In a large mixing bowl, mix tuna, mayonnaise, lemon juice, honey mustard, onion, and celery in the bowl and season with salt and pepper to taste.
3 Cans Tuna, 1/2 Cup Red Onion, 1 Celery, 1/4 Mayonnaise, 1 Teaspoon Lemon juice, 2 Teaspoon Honey mustard, Sweet Relish, Salt and pepper, 1 Teaspoon Garlic Powder