2 (6 ounce) cans tuna, drained
1/2 head broccoli, finely chopped
1/2 head cauliflower, finely chopped
1/2 red onion, finely chopped
2 stalks celery, finely chopped
1 cup fat-free mayonnaise, or to taste
Directions
In a large bowl, toss together the tuna, broccoli, cauliflower, onion and celery.
Stir in mayonnaise until the salad reaches your desired consistency.