These black varieties are harder to get, mostly due to higher costs in harvesting and growing them.In addition to the flavor, these black mustard seeds are also known to be good for people who are suffering from You can use brown mustard seeds as a substitute for black mustard seeds, but you will have to use more to achieve the same potency.Note that using more brown mustard seeds can affect the thickness of your soup or sauce. To replace Dijon mustard or spicy brown mustard, stone ground mustard is the best option, but milder yellow mustard would also do in a pinch. See substitutions below. By using our site, you agree to our Include your email address to get a message when this question is answered.Start with a small amount of the substitution and taste the recipe. Black mustard seeds have a strong flavor and make the hottest mustards. Perhaps that sounds strange, but without a doubt, prepared mustard will often be the best substitute you can find. Don’t worry if you don’t have any mustard seeds for your recipe, since you can substitute them with regular mustard or other ingredients. You can also use either wasabi or horseradish.Mustard seeds have a unique taste that may not taste good on its own but can really transform a dish into something very stimulating to the palate which can make you eat more without even realizing it!Vijay Diwakar has been in the health industry for more than 10 years. In place of mustard seed, use the same amount of prepared horseradish to add spice and complexity to your recipe. Brown mustard seeds have more of a bite. White or yellow mustard seeds have a mild flavor (they're used to make yellow mustard). {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/6\/69\/Substitute-for-Mustard-Seed-Step-1.jpg\/v4-460px-Substitute-for-Mustard-Seed-Step-1.jpg","bigUrl":"\/images\/thumb\/6\/69\/Substitute-for-Mustard-Seed-Step-1.jpg\/aid9270043-v4-728px-Substitute-for-Mustard-Seed-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"