Food Safety & Preservation

Pickling, food preservationFree Pressure Canner Testing

Don’t forget to have the dial gauge on your pressure canner tested. It is recommended to have this gauge tested every year.  Only the following brands can be tested:  Presto, Maid of Honor, Magic Seal, and National canners.

The Portage County UW-Extension offers pressure canner testing at no charge. Please call 715-346-1316 to set up an appointment. Appointments are usually available the same day depending on staff availability. Our office is open between the hours of 7:30 AM – 4:30 PM, Monday through Friday. Testing usually takes between 5-10 minutes.

Portage County Master Food Preserver Program

A Master Food Preserver is a person who takes classes and is then certified by the UW-Extension. A certified Master Food Preserver must volunteer 20 hours of their time to food preservation and safety related issues in the community. Since the programs beginning in July of 2011, 5 people have become Master Food Preservers. The Master Food Preservers have also planned and implemented various programs throughout the year.

Portage County Master Food Preserver Program Brochure (PDF, 96 KB)

Master Food Preserver Q&A

Anyone can call 715-346-1316 and ask specific questions about food safety, or food preservation. Calls will be answered from 7:30am-4:30pm Monday-Friday. Questions may also be emailed to or No question is too strange!

Fresh for all seasonsFresh for All Seasons

Fresh for All Seasons is a volunteer organization created by the Central Wisconsin Resiliency Project in conjunction with the UW-Extension. Fresh for All Season volunteers can and freeze excess produce donated by community members and community efforts like Community Giving Gardens and Plant-A-Row activities. After processing, all the finished products go to local food pantries for year-round enjoyment.

Master Food Preserver Demonstrations & Workshops

As workshops dates become available, they will be posted. For more information call 715-346-1316 or stop by the Portage County UW-Extension Office located in the County Annex Building, 1462 Strongs Avenue, Stevens Point.

UW-Extension Preservation Publications

*Most of these publications are available to view (pdf) or print for free. They can also be obtained at the Portage County UW-Extension for the cost of printing.

Cooking, fresh vegetablesPublications with recipes

Publications that do not include specific recipes

Other Helpful Resources