1 (6 1/2-ounce) can solid white tuna in spring water, drained and flaked |
1 cup canned cannellini beans, rinsed and drained |
1/2 cup seeded, finely chopped tomato |
1/4 cup finely chopped onion |
1 teaspoon finely chopped fresh basil or 1/4 teaspoon dried basil |
1 teaspoon olive oil |
1 tablespoon dijon mustard |
1 tablespoon balsamic vinegar |