Combine in a medium bowl:
- Two 5-ounce cans tuna, drained, or 8 ounces cooked tuna, flaked with a fork
- 1 celery rib, diced
Add:
- 2 tablespoons extra-virgin olive oil plus 2 tablespoons lemon juice, or ¼ cup mayonnaise
- (2 tablespoons chopped pickles or 1 tablespoon capers, drained)
- (2 tablespoons chopped herbs, such as chives and parsley)
- Salt and black pepper to taste
Combine the mixture with a fork.