Batch Size

Recipe Scaler

Scale any recipe up or down while keeping it balanced.

All calculators
Scaled Amount18.00

The Formula

Scaled amount = original amount × (new batch size / original batch size). Hops may need slight adjustment for utilization differences.

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Beginner Tips

  • •Scale grain and hops linearly for small changes.
  • •Re-check your IBUs after scaling since utilization shifts with gravity.
  • •Yeast pitch rate should scale with volume and gravity, not linearly alone.

Common Mistakes

  • •Scaling water without re-checking mash thickness.
  • •Forgetting to recalculate hop utilization for larger boils.
  • •Assuming efficiency stays identical across batch sizes.