Bring a large pot of water to a boil. Blanch tomatoes for 30-60 seconds. Remove and immediately place in cold ice water to stop the heating process
Remove tomato skins, cut tomatoes in half and core. Dice into 1/4″ pieces
Jalapeños
Wearing rubber gloves, remove stems and seeds from jalapeño peppers and dice
Onions
Peel the skins off of the onions and dice. Measure out 2 cups
Cook The Ingredients
Combine all ingredients in a large saucepan. Bring the mixture to a gentle boil for 3 minutes
Fill The Jars
Prepare the glass canning jars and lids according to best canning practices
Fill the jars with the hot salsa leaving 1/2″ headspace and remove the air bubbles
Clean jar rims and add lid and metal rings
Place jars on canning rack in water bath canner, jars must be covered by 1″ water
Processing Time
Place lid on canner and adjust heat to medium-high, bring to a rolling boil
Process pint jars for 20 minutes
Turn off heat and remove lid and let jars cool for 5 minutes
Remove jars from the canner and place on a flat surface. Let cool for 12 hours before moving
Storage
Once the hot jars have cooled to room temperature, remove the rings from the sealed jars and store them in a dark place for the best shelf life. If a jar didn’t seal properly, refrigerate and enjoy the fresh salsa within a week.