Herbed Fingerling Potato Salad Recipe

Name: Herbed Fingerling Potato Salad Recipe
Ingredients: 1 lb. fingerling potatoes; 1 large boiled egg; 1 tbsp champagne vinegar; 1 small shallot, finely chopped; 3 tbsp fresh flat-leaf parsley, chopped; 3 tbsp fresh tarragon, chopped; 1 tbsp dried dill; ¼ cup mayonnaise; 1 tbsp sour cream; 1 tbsp sugar (i like my potato salad on the sweet side); 1 tablespoon whole grain mustard; Freshly ground sea salt and black pepper, to taste