When do you need a licensed kitchen, and what are your options?

You need a licensed kitchen when your jam business does something your state's cottage food law does not allow: selling past its sales cap, selling wholesale to shops, selling across state lines, or making a product the law excludes, such as pepper jelly or low-sugar spread in many states. At that point you have four real options: rent time in a shared commercial kitchen, use an incubator, license a kitchen of your own, or hand production to a copacker. This page helps you recognize the moment, compare the options with the dated figures available, and walk through what a state food processor license involves.

Six signs you have outgrown cottage food

Cottage food laws were written for small, direct, local sales. Each of these is a common point where makers hit the edge. Check your own state's rules before you act on any of them, because the details vary a great deal.

1. You are approaching your state's sales cap. Caps run from $5,000 a year per person in Wisconsin [1] to $250,000 in gross sales in Florida [2], and several states have no cap at all. The figure for your state, with the date it was last checked, is on selling jam in your state.
2. A shop, café or distributor wants to buy cases. Many cottage laws bar wholesale and consignment outright; Florida's says cottage products "may not be sold, offered for sale, or delivered for consignment or wholesale" [2]. Virginia Cooperative Extension puts it plainly for jam makers: "if you want to sell your product at wholesale, your kitchen must be inspected" [3].
3. You want to ship to other states or sell on a national marketplace. Most cottage laws keep sales inside the state. Virginia's exempt jam, for example, "cannot be sold across state lines, on the internet, or in stores (at wholesale)" [3].
4. Your best seller is a product the law excludes. Pepper jelly, freezer jam, low-sugar spreads and pumpkin butter are the usual casualties. The pattern is set out on preserves cottage food laws often exclude.
5. Your home kitchen has become the bottleneck. If you are canning every night of the season and still turning down orders, the limit is equipment and space, and that is a capacity problem a licensed space can solve.
6. A buyer asks for paperwork you cannot give. Grocery buyers commonly ask for a license number, product liability insurance and lot-coded labels. Those questions are easier to answer from a licensed operation.

One sign is enough to start planning. Two or more usually means you are already late.

The four routes compared

Those hourly figures are what kitchen operators told one software company in a 2023 survey, not a published price index, and the same page says its sample plans are illustrative and that real prices depend on the local market [4]. Use the range to sanity check a quote, then price kitchens near you.

Doing the arithmetic for a shared kitchen

The hourly rate matters less than how many jars you finish per booked hour. Count everything you are billed for: setup, cooking, filling, processing or hot filling, cooling space if the kitchen charges for it, cleanup and storage. Then divide by the jars you actually labeled. A kitchen at $30 an hour that lets you run two kettles and a full rack of jars at once can cost less per jar than a $20 kitchen with one burner. The cost per jar calculator takes kitchen hours as an input.

Questions worth asking before you sign:

• Does the kitchen's license cover your products, or do you need your own processor license to work there?
• How far ahead can you book during strawberry and stone fruit season, and what happens if a booking is cancelled? Ask for the cancellation window in writing.
• Is there dry storage for jars and cases, and cold or frozen storage for fruit?
• Which equipment is included, and which carries a separate hourly charge?
• Can you leave product to cool and seal overnight?

What a state food processor license involves

Once you leave cottage food, a state agency, usually agriculture or health, licenses you as a food manufacturer or processor. The names differ. Wisconsin calls it a Food Processing Plant License (Wholesale) and notes that "most foods sold in Wisconsin must be produced in a licensed facility" [1][7]. Virginia's agriculture department takes an "Application for a Commercial Kitchen Food Processing Operation," reviews it, and schedules an inspection [3]. Pennsylvania's agriculture department, according to Penn State Extension, should approve your formulations and labels before commercial production [8].

The sequence is similar in most states:

1. Call the agency before you sign a lease. Ask which license fits a jam maker, whether a shared kitchen's license covers you, and whether the agency reviews building plans first. The agency for each state is named on its state page.
2. Settle the space. A shared kitchen is usually already built to code. A space of your own may need plan review before construction.
3. Prepare your product file. For each product: the formula by weight, the process, the label, and a test result showing it meets its standard (65 percent soluble solids for jam and jelly, read on a refractometer) [8]. Pepper jelly and other products with low-acid ingredients also need a process authority's review; see process authorities and scheduled processes.
4. Apply, pay the fee, and pass the inspection. Fees are set by each state and change; Wisconsin, for example, links to a fee schedule marked "Subject to change" rather than printing a number [7].
5. Sort out the federal side. A licensed jam plant that sells to stores will usually need to register with FDA and follow federal good manufacturing practices. That is the subject of FDA registration and food safety rules.

Insurance, a business license and a sales tax permit are separate from the processor license; insurance, licenses and sales tax covers them.

Choosing your route

A rough way to decide:

• Still testing demand, or selling under about one market season of volume? Stay in cottage food if your products and channels fit, or rent shared kitchen hours for the products that do not.
• Steady wholesale accounts and a season that fills most weeks? A shared kitchen on a monthly plan, or an incubator if you want support.
• Production most weeks of the year and a long horizon? Price your own space against several years of shared kitchen fees.
• Sales running ahead of your time to make jam? Talk to copackers; see working with a copacker.

Many makers do two at once: cottage food sales at the market for the products that qualify, and licensed production for wholesale and anything the cottage law excludes. Confirm with your state agency that it allows that split, and keep the two streams' records separate.

Your next question: the federal rules

A state license gets you in the door. The next question most makers ask is whether FDA needs to hear from them too, and which federal rules a small jam plant must follow. That is answered on FDA registration and food safety rules.

References

1. Wisconsin Department of Agriculture, Trade and Consumer Protection, *Selling Home-Canned Foods*, accessed October 2026. https://datcp.wi.gov/Pages/Programs_Services/FSHomeCannedFoods.aspx
2. UF/IFAS Extension, *Q and A: Understanding Florida's Cottage Food Law* (FS425), published September 12, 2021, modified July 2, 2026. https://ask.ifas.ufl.edu/publication/FS425
3. Virginia Cooperative Extension, Eifert, Boyer, Wells, Saunders and Yang, *What do I need to know to sell jams, preserves, jellies, and fruit butters at the farmers market?* (FST-301P), June 2, 2020. https://www.pubs.ext.vt.edu/content/pubs_ext_vt_edu/en/FST/FST-301/FST-301.html
4. The Food Corridor, *Shared Kitchen Pricing Models*, updated July 1, 2025 (citing the 2023 Shared Kitchen Operator Survey). https://www.thefoodcorridor.com/toolkit-guide/pricing-models/
5. Oklahoma State University Extension, Holcomb, *Food Processing Using a Co-Packer* (FAPC-106), June 2017. https://extension.okstate.edu/fact-sheets/food-processing-using-a-co-packer.html
6. UF/IFAS Extension, O'Donoughue, Jennings and Ahn, *Finding and Using a Co-packer* (FSHN20-35), May 2020, revised October 2024. https://ask.ifas.ufl.edu/publication/FS380/pdf
7. Wisconsin Department of Agriculture, Trade and Consumer Protection, *Food, Dairy, and Retail Food Licenses*, accessed October 2026. https://datcp.wi.gov/pages/licenses_permits/foodlicenses.aspx
8. Penn State Extension, LaBorde, *Food for Profit: Commercial Production of Jams, Jellies and Fruit Butters*, updated May 24, 2024. https://extension.psu.edu/food-for-profit-commercial-production-of-jams-jellies-and-fruit-butters