Freezing kohlrabi: the published method

Freezing methods differ by vegetable, so the preparation steps matter.

The National Center for Home Food Preservation publishes freezing instructions for kohlrabi. They come from the University of Georgia Extension guide So Easy to Preserve.

Yes. The published method for kohlrabi is: wash and peel off the tough bark. Leave whole or dice in 1/2 inch cubes. Water blanch whole kohlrabi 3 minutes and cubes 1 minute. Cool promptly, drain and package, leaving 1/2-inch headspace. Seal and freeze.

Limits of this figure

This page reports one published method. It does not cover how long frozen kohlrabi stays at its best.

Source

National Center for Home Food Preservation, University of Georgia (So Easy to Preserve, 6th edition, 2014). Address: https://nchfp.uga.edu/how/freeze/vegetable/freezing-kohlrabi/. Checked 17 October 2026.