Estancia Raicilla
What is Racilla?
The best way that I know of to find out is to try this yourself:

This drink is amazing. I am still grappling with how to describe the flavor. Right now, the best description of it is it’s name.
While sipping, you can read someone else’s reviews:
https://coolhunting.com/food-drink/raicilla-agave-spirit/
https://www.mezcalreviews.com/mezcal/estancia-raicilla-maximiliana/
https://www.oldtowntequila.com/estancia-raicilla-90-proof/
Some nice photos by Joanne Arruda:
https://blog.jarrudaphotography.com/gallery/estancia-raicilla-distillery/
Some general articles about raicilla:
https://distilling.com/distillermagazine/racilla/
https://vinepair.com/articles/agave-spirit-guide-raicilla/
https://www.winemag.com/2019/11/07/raicilla-mexico-moonshine-tequila-mezcal/