"If you have time and want to replenish your supply--because you see it getting low and you have time to kill--this would be an excellent recipe to try. The mustard will keep almost indefinitely in the refrigerator."
*Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.
**Nutrient information is not available for all ingredients. Amount is based on available nutrient data.
(-)Information is not currently available for this nutrient. If you are following a medically restrictive diet, please consult your doctor or registered dietitian before preparing this recipe for personal consumption.
Blend water, mustard seeds, and mustard powder in a blender until seeds are coarsely ground; transfer to a non-reactive bowl, cover with plastic wrap, and let rest at room temperature until thickened, 4 hours to overnight.
Stir vinegar and salt into the mustard seed mixture.