1. Heat oil in a stainless steel skillet and brown the Pork on all sides. Remove and set aside. 2.Add Onions to the same skillet and brown. (Add more oil if needed.) 3. When onions are softened and browned add the Mushrooms and saute until tender and remove the mixture from the skillet. 4. Next, melt the Butter in the skillet and stir in the Flour. Cook the flour and butter for several minutes until it turns brown. 5. Stir in the Milk, whisking continuously, until the gravy is thickened and smooth. 6. Stir in the Paprika and the crumbled Beef Bouillon cubes and stir well. 7. Add Salt and Pepper to taste. 8. Serve immediately over a mound of hot spaetzle or noodles. 9. Sprinkle with Parsley if desired.