Heat a large skillet over medium heat.

Add chiles and garlic and toast, stirring often until chiles are toasted and darker in color about 1 – 2 minutes.

Once chiles and garlic have toasted remove from skillet.

Return pan to heat and add olive oil.

Once oil has heated through add tomatillos and saute until caramelized, about 3 minutes.

To a blender add toasted chiles, toasted garlic (peeled), tomatillos and 1 cup water.

Blend until smooth and season with salt and pepper.