1. Preheat broiler. Arrange chile peppers in a large shallow baking pan. Broil 4 inches from heat for 6-8 mins or til chiles are charred, turning occasionally. Transfer chile peppers to a bowl and cover with plastic wrap; set aside for 10 mins or tuntil peppers are cool enough to handle. Remove & discard skin & seeds; chop peppers. 2. In a med saucepan cook onion & garlic in hot oil over med heat for 7-10 mins or til onion is tender. Season with salt and pepper. Stir in chopped poblanos. 3. In a blender combine poblano mixture, avocado and cilantro; blend until combined. Gradually add 3 cups water in a steady stream through hold in the lid, blending to make a sauce. Blend in lime juice. Makes 3 1/2 cups Per 1/3 cup: 99 cal; 7g carb; 3g fiber