High-Acid Foods Step 7  

Place jar on rack in boiling water canner. When all jars are filled or canner is full, ensure that  water covers jars by at least 1 inch (2.5 cm); add boiling water if required. 

Place lid on canner and turn heat to high.

When water returns to a full rolling boil, begin counting "heat processing" time.
When processing time is complete, turn heat off, remove canner lid, wait 5 minutes to allow pressure in jars to stabilize.

Remove jars without tilting and place them upright on a protected work surface in a draft-free place. Cool upright, undisturbed 24 hours;

DO NOT RETIGHTEN screw bands.

Cool jars undisturbed for 24 hours.