01 -
Bring a large pot of salted water to a rolling boil. Add the trimmed asparagus and cook for 2–3 minutes, until just tender yet still crisp. Immediately transfer asparagus to an ice bath to halt the cooking and retain vibrant colour.
02 -
In a small bowl, whisk together Dijon mustard, white wine vinegar, minced shallot, and sea salt. Allow the mixture to rest for 5 minutes so the shallots mellow. While whisking constantly, slowly drizzle in the olive oil, continuing until a thick, creamy emulsion forms.
03 -
Cut the cooled asparagus on a bias into 5 cm pieces. Place in a mixing bowl, drizzle with dressing, and toss gently to coat evenly. Sprinkle chopped chives over the top. Refrigerate for at least 15 minutes before serving to allow flavours to develop.