1 medium stalk celery
1 small onion
1/2 cup mayonnaise or salad dressing
1 teaspoon lemon juice
1/4 teaspoon salt
1/4 teaspoon pepper
8 slices bread
Drain the tuna in a strainer in the sink. Chop the celery to measure 1/2 cup. Peel and chop the onion to measure 1/4 cup. In a medium bowl, mix the tuna, celery, onion, mayonnaise, lemon juice, salt and pepper. Spread tuna mixture on 4 bread slices. Top with remaining bread slices.