Case Size: 1/400 g. S&B Mustard Powder is a tangy, spicy powder, perfect for creating mustard-based condiments and dressings. S&B Mustard Powder (14.1 oz) is a must-have for making fresh mustard or adding a spicy kick to your culinary creations. Its sharp, tangy flavor enhances sauces, salad dressings, and marinades.