Sounds impossible but not so. You can simply add a bunch of distilled water to dilute the alcohol to less than 50%, the more diluted the better, probably try for more like 20% or less for optimal recovery. A white emulsion forms. Add pure salt, like "kosher salt", and mix. I've read you need about 6% salt in there but a bit more or less probably wouldn't hurt. Then you wait for the solution to look clearer and the extract to precipitate out as a beige slime. You use a glass bowl for this...
Removing alcohol from extract solution without evaporating
from Concentrates and Extracts Read more about cannabis concenrates
Removing alcohol from extract solution without evaporating
from Concentrates and Extracts Read more about cannabis concenrates