3 x quarter-litre jars (1/2 US pint)
Remove peels on roasted veg and add put them all into a food processor bowl.
When the chiles are soft, drain but reserve water. Remove the stems, rip them open and swish them in the water to rinse off the seeds. Add the chiles (not the water) to the food processor bowl .
Add lime juice to the food processor bowl.
If desired, Ball says you may add a bit of the chile soaking water to thin the mixture a bit. Discard the rest of the water.
If desired, adjust taste with salt and pepper.