Waldorf-Tuna Salad

Difficulty: easy Prep Time: Five Minutes Total Time: 30 Minutes or Less
2 tbsp mayonnaise
2 tbsp plain yogurt or sour cream
1 tbsp lemon juice
1 tsp lemon zest
1 apple, cored and cut into 1" cubes
1 celery stick, sliced thinly
1/4 cup walnut pieces
1/4 cup seedless grapes, halved
2 tbsp raisins
1/2 can tuna, drained well

Whisk together mayonnaise, yogurt/sour cream, lemon juice and zest. Set aside. Mix together remaining ingredients, being careful not to break up the tuna too much, and add to dressing.