Brewed an imperial IPA today and the OG came out to 1.160. Took three readings with a calibrated hydrometer. Had 2.5 gallons after the boil and topped to 5.5 gallons. Any idea of why it came it so high? Below are the details if t helps.
OG: 1.080
FG: 1.013
Boil time: 90 minutes
Extract:
10.9...