General:
* Raw
* Unadulterated
* Authentic
* Genuine
* Natural
* Unedited
* Uncensored
* Unrefined
* Straightforward
* Blunt
Specific to different contexts:
* For coffee: Brewed, strong, bold
* For speech: Frank, candid, outspoken
* For content: Unedited, unpolished, raw
The best synonym will depend on the specific meaning and context you want to convey.