Mirepoix
Mirepoix is the classic French foundation of flavor for an enormous range of sauces, braises, soups and stews. It is the combination of 2 parts onions, 1 part celery and 1 part carrots, this aromatic base is essential in ensuring food contains that necessary depth of flavor.
Remember this easy equation: 50% Onions + 25% Celery + 25% Carrots = 100% Mirepoix!