In a food processor, add tomatillos, poblano peppers, jalapeno peppers, onion, chicken broth, and garlic. Blend them well and make a paste of them.
In a large stockpot, add this whole mixture and add lime juice, oregano and seasoned salt and boil it over high heat, and after 20 minutes, lower the heat and keep let it cook.
Meanwhile, you can check the pint-sized jars for any defect in their rings or cracks, replace the defective ones.
Immerse them into simmering water while your mixture is still cooking. Clean the rings and lid properly in soapy and warm water.
Put this sauce in these jars and, with the help of a knife or spatula, remove any air bubbles. Clean the rims with a moist cloth and close the lid tightly.
Boil water in a stockpot and keep a rack at the bottom of it.
Add the jars on the rack such that they are half immersed in the boiling water.
Cover the jars with water up to their neck and cook for 25 minutes.
Now, after 25-30 minutes, remove the jars from water and let them rest for about 12-24 hours (if you want).
Press the center of the lids of the jars such that lids do not move up or down.
Take out the rings and keep them in a cool and dark place.