Grill the aromatics. Grill the sliced dried chilies, garlic, and shallots, turning occasionally, until lightly charred and fragrant.
Blend the paste. Add the grilled chilies, garlic, shallots, and remaining ingredients to a food processor. Pulse until you have a smooth paste.
Cook the paste. Transfer the paste to a pan and cook over low to medium heat for about 2 minutes, stirring occasionally, until the oil starts to separate from the paste.
Cool and store. Remove from the heat and let the nam prik pao cool completely before transferring it to a clean, airtight jar.
Notes
Use the nutrition card in this recipe as a guideline.