1 Preheat Broiler. Lay Chiles In A Single Layer On A Broiling Pan (Not A Baking Sheet That Will Warp In The Heat Of The Broiler) Or On A Rack In A Roasting Pan. Position The The Chilies One To Two Inches From The Broiler Element. Cook Until Chiles Are Blistering And Black, A Few Minutes On All Sides. Turn Chiles Over And Broil Until Blistering And Black All Over. Alternatively, You Can Blacken The Chilies Directly Over A Gas Burner. Put Chilies In A Paper Bag Or Thick Plastic Bag. Let Sit 15 Minutes. 2 While The Chilies Are Cooling, Heat Olive Oil In A Large Saut