POTATO SALAD WITH CORNICHONS AND CAPERS

Steps:

• 1. Cover potatoes with water in a medium saucepan. Add 2 tbls salt. Bring to a boil; reduce heat, and simmer until tender, 7 to 9 minutes. Drain, reserving 1 tbl cooking water. Let cool slightly. 2.Make the vinaigrette: Whisk together vinegar, mustard, and reserved cooking water in a small bowl. Gradually add oil, whisking until emulsified. Transfer potatoes to a medium bowl, and drizzle with vinaigrette. Add onion, cornichons, capers, parsley, remaining 1 1/2 teaspoons salt, and the pepper. 3. Using a large spatula, gently stir to combine.