Colman'S, Mustard, Dry Mustard Powder Is A Double Superfine Mustard Powder. Colman'S, Mustard, Dry Mustard Powder Has 29 G. Of Protein Per Serving. Features 29 G. Protein; Convenient Tin Container; Make Fresh Mustard; One 57 G. Tin Colman'S, Mustard, Dry Mustard Powder; Double Superfine Mustard Powder; ESTD 1814.