New challenges for old problems

The harnessing of fire by our ancestors was one of the most important achievements in the development of humans. It made it possible to produce more digestible foods. Thus providing more nourishment and to improve brain development. It made it humans also more mobile because they could transport the fire with them. Heating of foods resulted in beneficial changes such as color, flavor or crust formation but also deterious effects occurred such as the formation of antinutritive substances and loss of heat sensitive nutrients.