Breakfast time! Simmered some of this ancient goodness in the morning is a great way to start the day. Amaranth was a staple in the diet of the Aztecs and is estimated to have been domesticated over 6,000 years ago! It's popularity continues to rise today as gluten in grains remains a significant health concern. It's actually considered a pseudo-cereal as it comes from a different plant family than true cereals like oatmeal, wheat, sorghum, and other grains and is naturally gluten-free.