Shrimp and Asparagus with Mustard-Vinegar-Miso Dressing

Karashi sumiso, mustard-vinegar-miso dressing, is a loose pastelike dressing made from Saikyo miso (sweet white miso), sugar, komezu (rice vinegar), dashi (fish stock), and hot mustard. This dressing has a pleasant bitter, sharp taste and is exceptionally good as an accompaniment to parboiled shellfish, sashimi, sea vegetables, and parboiled vegetables. In this dish, bright green asparagus, pink shrimp, and dark green wakame sea vegetable are served side by side