INGREDIENTS
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3 ounces dried guajillo chiles (about 7 large or 15 small), seeds removed, torn into 1-inch pieces
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1 ounce chipotle chiles (about 9 medium or 14 small), seeds removed, torn into 1-inch pieces
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1 tablespoon nigella seeds
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1 teaspoon coriander seeds
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2 garlic cloves
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1 tablespoon ground cumin
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1 teaspoon kosher salt
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1/2 teaspoon Aleppo pepper or 1/4 teaspoon crushed red pepper flakes
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1/2 cup olive oil
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2 tablespoons Champagne or white wine vinegar
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Nigella seeds can be found at Indian markets, some supermarkets, or online.
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A spice mill or a mortar and pestle