Dried ancho chiles are available at latin markets, specialty foods store, and many supermarkets.
Heat first 7 ingreients in a small sauce pan over medium heat until fragrant and just
beginning to bubble. Remove from heat.Let steep 1 hour.
Puree mixture in a blender until smooth. Strain through a fine-mesh sieve into a small bowl;discard solids in sieve. Season oil to tast with salt. DO AHEAD: Can be made 1 week ahead. Cover and chill.
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