Light and Lively Potato Salad - US Potato Board - Colorado Potato

Ingredients

• 1 1/2 pounds fingerling potatoes, assorted colors
• 1 tablespoon champagne vinegar
• 1 1/2 teaspoons whole-grain mustard
• 1 1/2 teaspoons grated lemon zest
• 1/4 cup olive oil
• Salt and pepper, as needed
• 1/2 cup thinly sliced celery
• 1/2 cup roughly chopped Italian parsley
• 1/3 cup roughly chopped pitted green olives
• 1/4 cup capers, rinsed