Staple food of the ancient Egyptians, if I recall correctly.

Mine would be sweet corn ... ya gotta love fresh, right off the stalk sweet corn! But alas, even though I grew up on a small farm, I'm too damn lazy to put all the work in required for such things.

Perhaps onion is the key....

Easy to grow to. I don't grow onions but i grow shallet. I think you yankees call it green onion. Put it in the ground and wait