Premix (noun)

A mixture of ingredients that is prepared in advance and intended to be combined with other ingredients before use.

Origin:

20th century: blend of pre- and mix.

Examples:

1. The premix was used to make pancakes.
2. He used a premix to make a cake.
3. The premix made baking easier.
4. The premix was a blend of dry ingredients.
5. The premix was convenient for those who didn't want to measure ingredients.