Prepare your jars and tools
Use a tested recipe and follow its directions for preparation, storage and checking the finished batch.
Check the jar opening
Compare the lid thread, weight diameter and funnel stem with the jar you plan to use.
Prepare clean equipment
Clean suitable tools according to their product guidance and inspect jars for damage.
Follow the recipe
Use the specified ingredients, quantities, temperature and timing. Do not improvise food-safety instructions.
Keep a batch note
Record the recipe and preparation date. Store and check the batch as the recipe directs.