Answering my own question

[featherynscale]

White Cheese Dip

1 pound (4 cups) asadero shredded cheese or Mexican shredded cheese mixture
8 ounces chopped green chiles
1 cup heavy cream
1 jalapeno or serrano pepper, finely chopped
salt, to taste

Combine all of ingredients in crockpot. Cover and cook on low for about 2 hours, stirring occasionally, or until cheese is melted. Thin with more milk or cream if necessary. Taste and adjust seasoning.
For additional flavor, add finely chopped onion, ground cumin, chopped roasted red pepper, etc..
Serve hot from crock with tortilla chips.