Melt butter in large saucepan. Add onions, garlic and oregano; sauté until onions are softened.
Add chicken and green chiles to saucepan; stir to combine.
Add broth to saucepan; bring to a simmer. Add Extra Melt Monterey Jack Cheese Sauce; stir until incorporated. Heat over medium-low heat, stirring occasionally, until hot. Stir in crushed tortilla chips to serve. Garnish as desired.
Toppings could include shredded cheese, sliced green onions, sliced pitted ripe olives, sour cream, diced avocados and chopped fresh cilantro.