Sonoma Distilling Company Cask Strength Rye WhiskeySonoma Rye Whiskey, straight from the barrel, uncut and presented to you closer to nature intended, at 109 proof. It starts with a unique, 100% rye mash bill, relying on traditional techniques like direct fire alembic stills and hand separation, overseeing production from grain to glass. Aged in new charred American oak barrels and finished in old wood, this whiskey features hints of vanilla, allspice, and white pepper.