Definition of «to reserve the liquid»

The phrase "to reserve the liquid" means to set aside or save the liquid for later use instead of using it immediately.

Whisk 3/4 cup water, cranberry juice and reserved liquid from nuts in medium saucepan to blend. (epicurious.com)
Add reserved liquid and using a hand blender puree until smooth. (localparent.ca)
After the desired amount of time, strain the tea / coffee out of the liquid and reserve the liquid in the mason jar. (wellnessmama.com)
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