1957 Sept. 123/1 Rinse well in hand-hot water.
1999 S. Owen (rev. ed.) 251 Grate the [coconut] flesh, pour hot water over it and leave it to cool till it is hand-hot.
2012 (Nexis) 20 Oct. h2 Use the same technique as above but reduce the Borax quantity to 5 grams mixed into 500 millilitres of hand-hot water.