Cut steak into 5 or 6 serving size pieces. Coat with salt, oregano, and pepper. In crockpot pour spaghetti sauce over the meat. Cover and cook on low for 7 to 9 hours or until meat is tender. Turn control to high; add onions. Cook on high for 10 to 15 minutes. Serve with italian green beans and toasted garlic cheese bread.
Makes 5 to 6 servings.