Kale Apple Salad

YouTube Link: Kale Apple Salad
More Videos: Helen's Kitchen Channel

For the salad:
1.25 Lb Lacinato (aka Tuscan) Kale
1/2 small red onion, thinly sliced
1 apple, cut into julienne
1/4 cup dries cherries or cranberries

For the dressing:
1 Tbsp apple cider vinegar
1 Tbsp Dijon mustard
3 Tbsp olive oil
1/4 cup Greek Yogurt (optional)
1 Tbsp whole grain Dijon mustard (optional)
1/4 cup chopped nuts or pomegranate seeds (optional)