No. Dry mustard is a powedery preparation of dried mustard seeds. Dijon mustard is a wet mustard, of a recipe traditional to the Dijon region of France. The two are difficult to interchange as Dijon mustard is much saltier than dried mustard and, being wet, will not combine readily with dry ingredients.
underground has soil or is wet and above ground is dry or grassy
Maybe, If it is a dish asking for Mustard Seed because they are expected to be eaten whole then no, the mustard flour will overpower the flavor of the dish. If you are making pickles or something that will stew with the seed then yes, but use at most only 1/8 teaspoon dry mustard for every teaspoon Mustard Seed in the recipe.
Tastes like whole ground mustard to me. Less sicy than poupon style, but not as tart and venegary as jarred yellow .
Wet meaning you wet the ground first with a hose
Dry mustard is usually used with other spices, has a slight mustard taste and makes the food yellow.
You can use dry mustard as a substitute for mustard seeds. It may alter the flavor. You can easily use this substitution for making number of delicious recipes.
Mustard, Dry Substitute. 1 tablespoon prepared mustard can be substituted for 1 teaspoon dry mustard. If you want to make dry mustard into prepared mustard, add cider vinegar a little at a time and depending on the amount of dry mustard you have. This does not create the kind of prepared mustard that French's sells. This mustard is more like those served with Asian foods and is pretty hot.
If you're looking for a mustard substitute, you could try using ground Turmeric instead. If you just don't have ground dry mustard, you can substitute 1 tablespoon of prepared mustard for 1 teaspoon of ground dry mustard. Keep in mind that the substitution will likely affect the moisture level of your recipe so you may want to hold back a couple of teaspoons of the liquid in your recipe.
Yellow mustard is a prepared mustard. Dry mustard, or mustard flour is not prepared mustard.
1 tablespoon prepared mustard can be substituted for 1 teaspoon dry mustard
The conversion rate between mustard powder and prepared mustard is about 3. This would mean that you must use 3 times as much real mustard to substitute the powder. IE, 5ml (1 tsp) powder = 15ml (1 tbsp) prepared mustard.