Chinese hot mustard
Spicy mustard condiment, popular in Chinese restaurants in the United States
Recipes
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Recipe - Chinese hot mustard with a twist! | CookingBites Cooking Forum
This was blisteringly, slap you up side of your head, sinus clearing when I first made it. After a couple of hours, it calmed down to where it was still spicy, but you could also taste the mustard instead of getting just heat. It's a very small batch...