Recipe Atomic Tuna Salad

Ingredients
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
4 pita bread rounds

Directions
In a large bowl, toss together the tuna, broccoli, cauliflower, onion and celery. Stir in mayonnaise until the salad reaches your desired consistency. Serve on pita bread.