Combine all ingredients in a small saucepan. 

Cook on low heat until all the cheese melts.

Serve immediately.

Alternatively, preheat your oven to 350°F. Combine ingredients in an oven-safe dish. Cook until cheese is bubbling. Serve immediately.

Prep ahead: Combine ingredients. Store in refrigerator, covered, until ready to bake in oven or cook on stovetop.