Steps
In a bowl, combine the drained tuna, mayonnaise, sriracha, chopped green onions, diced cucumber, salt, and pepper. Mix well until all ingredients are evenly coated.
Lay the lettuce leaf on the whole wheat wrap or tortilla.
Spoon the tuna mixture onto the lettuce leaf.
Wrap the tortilla tightly around the filling, folding in the sides as you go.
Slice in half and serve immediately.