Parboil
To parboil is to cook a food only partially in boiling water. Parboiling is typically done to prepare a food for cooking by another method. For instance, potatoes may be parboiled before being mixed into a casserole with other, quicker cooking ingredients.
Useful Links:
parboil – WordReference.com Dictionary of English
How to Parboil Potatoes: 11 Steps (with Pictures) – wikiHow
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