Ingredients

• 1 (12 ounce) can albacore tuna, drained well and flaked
• 1/4 cup finely chopped onion
• 1/8 cup finely chopped celery
• 1 tablespoon Dijon mustard
• 1/4 cup low-fat mayonnaise
• 1/4-1/2 teaspoon dill weed
• salt and pepper
• 1 small apple, peeled and finely chopped
• 1/4 cup nonfat sour cream