different between masting vs mashing

English

masting (plural mastings)

masting

mashing

mashing (countable and uncountable, plural mashings)

The process by which something is mashed or beaten to pulp.
- 1847, Food for the Million. Maize against potato
  In the culinary process, there are none of those peelings and washings as in the case of potatoes and turnips, […] none of those squeezings and mashings and choppings, before the worthless mess can be got upon the table.
The action of soaking malted barley etc., in order to convert starch into sugars as part of the brewing process.
- 1835, Robert Dundas Thomson, Thomas Thomson, Records of General Science (volume 2, page 459)
  More hot water is added, and the mashing process repeated, until the grain has been wholly deprived of its saccharine matter, which is generally accomplished by three, or at the most, four mashings […]
The process of preparing tea in a teapot.

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