Steps
1. In a skillet, melt the butter over medium heat.
2. Add the diced chicken and cook until browned, about 5-7 minutes.
3. Add the chopped onions and sliced mushrooms, cooking until the onions are translucent and the mushrooms are tender, about 4-5 minutes.
4. Pour in the chicken broth, stirring to combine, and let it simmer for 2 minutes.
5. Reduce the heat to low and mix in the cheese until melted and creamy.
6. Season with salt and pepper to taste, and sprinkle with fresh parsley before serving.