Freebase(0.00 / 0 votes)Rate this definition: Slew. Slew and slewing are a terms which can refer to a spacecraft's orientation or movement in reference to a plane or fixed position such as Earth, the Sun, another celestial body or other point in space.
Can dry mustard be substituted for mustard seed when canning pickles? How much is used? Yes, dry mustard can safely be used as a substitute for mustard seed. However, it may make the brine cloudier than mustard seed and may alter the flavor. 1 teaspoon mustard seeds = 1 teaspoons dry mustard. This substitution is most likely for use in foods and in making mustard vs. being used to flavor a brine.
More on Dry Mustard. Dry mustard is found in the spice isle of your grocery store where you are generally given three choices: black, brown (dark yellow color, used to make Dijon mustard) or white (light yellow color, used to make American mustard) with taste intensity decreasing along with the drop in color intensity.