Step 1

Open the chilis by pulling off the stem and remove the seeds. You can cut the stem off or pull off with your hands. The seeds should easily shake out of the chilis.

Step 2

Break the chilis up into smaller pieces and place in the bowl of a food processor.

Step 3

Process the chilis until finely ground and powdery.

Step 4

Store in an airtight container for up to 6 months at room temperature.