waldorf salad recipe

Waldorf Salad Ingredients: 2 cups diced apples (such as Granny Smith or Honeycrisp) 1 cup thinly sliced celery 1 cup red seedless grapes, halved 1/2 cup chopped walnuts 1/4 cup mayonnaise 1/4 cup Greek yogurt 1 tablespoon lemon juice Salt and pepper, to taste Lettuce leaves, for serving (optional)