seal the pressure cooker and cook on high pressure (aka pressure valve II) and kitchen heat to 9
when fumes started. lower the heat to 3, wait 8 minutes, remove the pressure cooker from the heat, wait another 5-10 minutes, twist the pressure valve to I then to air.
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revised JAN 2025 :
100 grams of buckwheat
500 ml of water
5min
tried tested&working (next time try 450ml water, coz little of water left)