Teff, similar to millet, is a type of this that comes from a grass grown in Ethiopia
It is 
similar to millet and quinoa in cooking, but the seed is much smaller and cooks ... 
2,100 m (5,900 to 6,900 ft), growing season rainfall of 450 to 550 mm (18 to 22 in)
,... [DOC] [TLE] What is Teff?