All you need:
For the salad:
1 large Granny Smith apple, unpeeled and chopped
1 large Gala or Red Delicious apple, unpeeled and chopped
2 celery stalks, chopped
1 cup seedless green or red grapes, halved
¼ cup toasted walnuts
For the dressing:
¼ cup plain non-fat yogurt
¼ cup sour cream
1 ½ teaspoons lemon juice
1-2 teaspoons honey (to taste)
Salt to taste
Pepper to taste
All you need to do:
Combine all the dressing ingredients in a small bowl and whisk until smooth.
Make a bed of salad greens on a plate and set aside.
In a medium bowl combine the chopped apples, grapes and celery.
Toss the apple mixture with the dressing.
Place a large scoop of salad on top of the salad greens.
Sprinkle with toasted walnuts.