Avocado-Tomatillo Sauce

• 5 tomatillos, husked and quartered
• 2 serrano or jalapeno chiles, seeded
• 1 cup water
• 1 shallot, coarsely chopped
• 2 garlic cloves, coarsely chopped
• 1 ripe avocado, coarsely chopped
• 1 cup chopped fresh cilantro
• 3 tablespoons fresh lime juice
• 1/2 cup butter, cut into small pieces
• 1/2 teaspoon salt
• 1/4 teaspoon freshly ground black pepper

1. Combine tomatillos and next 4 ingredients in a saucepan. Bring to a boil, reduce heat, and simmer about 30 minutes.
2. Pour mixture through a wire-mesh strainer into a container, reserving 1/2 cup liquid. Place tomatillo mixture and reserved liquid in a blender. Add avocado, cilantro, and lime juice; process until smooth. Transfer to a saucepan, and heat until warm. Gradually whisk in butter, salt, and pepper until well blended.

serrano, water, shallot, garlic, avocado, fresh cilantro, lime juice, butter, salt, freshly ground black pepper

Taken from www.myrecipes.com/recipe/avocado-tomatillo-sauce (may not work)