Spice mixes are blended spices or herbs. When a certain combination of herbs or spices is called for a recipe, it is convenient to blend these ingredients beforehand.
Blends such as chili powder, curry powder, herbs, salt, and other seasoned salts are traditionally sold pre-made by grocers, These spice mixes are also easily made by the home cook for later use.
Masalas are used extensively in Indian cuisine to add spice and flavor, Other South Asian cuisines including Bangladeshi, Nepali, Pakistani, Sri Lankan, and Burmese regularly use spice mixes.