Make Ahead Tip: Prepare through Step 1. Cover and refrigerate for up to 3 days or freeze for up to 3 months.
Note: Chipotle peppers are dried, smoked jalapeno peppers. Ground chipotle can be found in the specialty spice section of most supermarkets.
Tip: Hot liquids can splatter out of a blender when it's turned on. To avoid this, remove the center piece of the lid. Loosely cover the hole with a folded kitchen towel and turn the blender on. Better airflow will keep the contents from spewing all over the kitchen--and yourself.