duck dipping sauceเป็นยังไง ใครพอทราบบ้าง?

"Give me some good uni [sea urchin], a really good soba [buckwheat noodles] with duck dipping sauce — duck dipping dressing is really amazing — and I adore good yakitori [skewered and grilled chicken pieces]."

http://www.businessinsider.com/anthony-bourdain-japan-favorite-destination-2016-10