Created by LindasBusyKitchen on May 1, 2013
Step 1: In a saucepan, bring the water to a boil. Add the chiles and tomatillos, simmer, uncovered, for 12-15 minutes.
Step 2: Drain, reserving 1/4 cup of the liquid.
Step 3: In a blender, puree the chiles, tomitillos, garlic and chopped onion, then add the reserved liquid, if needed, to get a saucier texture.
Step 4: Transfer to a bowl, add salt to taste.
Step 5: This sauce can be refrigerated for up to 3 days and can also be frozen.