This is done very simply and quickly: first, for a very short period of time, they must be placed in water heated to 40-45 ° C, and then immediately cooled down with cold water.
Tani waa mid aad u fudud oo degdeg ah: marka hore, mudo gaaban, waa in lagu dejiyaa biyo kulul ilaa 40-45 ° C, kadibna isla markiiba ku qaboojiso biyo qabow.