If you don't sterilize canning jars it can cause the food inside the canning jars to become spoiled due to bacteria, mold or yeast that can be present on the unsterilized jars.
The unsterilized canning jars can lead to contamination and foodborne illnesses and in extreme cases the improperly canned food can even ferment or explode due to trapped gas from bacteria activity.
To prepare jars for canning ensure the canning jars are clean by thoroughly washing them in hot, soapy water and then after rinsing the soap off you boil the canning jars in water for 10 minutes.
Ensure the lids of the canning jars are also boiled separately to eliminate any bacteria that can spoil the canned foods.
Then allow the jars and lids to air dry completely before filling them with the canning ingredients.
Boiling the jars is important before canning as boiling the jars before canning sterilizes the jars and ensures safety for the foods.
Boiling the jars helps destroy harmful bacteria hat could contaminate the jars and spoil the canned food. .
Boiling the canning jars is done by placing the clean canning jars in boiling water for around 10 minutes and ensure the jars are completely submerged in a pot of boiling water.