The small, green seeds within a pea pod. They have a fresh and earthy flavor.
Most likely the Mediterranean region, the Middle East, or Asia.
European colonists introduced the pea to the Americas by the 17th century.
Peas contain 23% protein.
“The Mysterious History of Sweet Peas” by Anne Lovejoy (2017)
https://www.kitsapsun.com/story/life/columnists/ ann-lovejoy/2017/08/23/mysterious-history-sweet peas/529293001
New Oxford Book of Food Plants by John Vaughan et al. (2009)
The Oxford Companion to Food. 3rd ed., by Alan Davidson and edited by Tom Jaine (2014)