Description
A traditional fermented rice starter culture producing sour, umami-rich flavors through symbiotic yeast and bacteria.
Technical
Hamei utilizes wild yeasts (Saccharomyces cerevisiae) and lactic acid bacteria (Lactobacillus spp.) to convert rice starches into organic acids (lactic, acetic) and ethanol. The banana leaf wrapping provides plant-derived enzymes (esterases) that create fruity esters.
Culinary Significance
Essential for Manipuri rice beers (Yu) and sour stews, imparting a complex acidity distinct from vinegar or citrus.
Science
Primary Reaction
Lactic acid fermentation
Parameters
Temperature
28°C optimal
22°C to 35°C range
Time
4 days
48 hours – 7 days
Equipment
Banana leaves (Musa balbisiana preferred)Earthenware potsRice varieties (Chakhao preferred)