Healthy Potato Salad with Eggs (no Mayo)

Ingredients

• 2 lbs red russet potatoes, washed and cut into 1/2-inch pieces
• 1/2 cup nonfat plain Greek yogurt
• 1/4 cup fat free sour cream
• 2 Tbsp apple cider vinegar
• 1 Tbsp reduced sodium pickle brine
• 1 1/2 tsp organic whole grain mustard
• 2 garlic cloves, finely grated
• 1/2 tsp freshly ground black pepper
• 1 medium celery stalk, washed and diced
• 1/4 cup lightly salted dill pickles
• 2 green onions, thinly sliced
• 1/4 cup chopped fresh dill, plus additional for garnish
• 2 Tbsp chopped fresh parsley
• 1 whole hard-boiled egg, peeled and chopped
• 1 hard-boiled egg white, peeled and chopped