Ingredients: 1.5 pounds (680 g) new potatoes or baby potatoes, scrubbed and halved 2 tablespoons olive oil 2 tablespoons Dijon mustard 1 tablespoon whole-grain mustard 2 tablespoons apple cider vinegar or lemon juice 1 tablespoon honey or maple syrup 2 tablespoons fresh dill, chopped (plu…