Ingredients

• 2 tablespoons oil
• 1 tablespoon butter
• 1 small onion, finely chopped
• 8 ounces slice white button mushrooms (can use more if desired, or use one or two 10-ounce cans sliced mushrooms well drained)
• 5 tablespoons all-purpose flour (you may reduce to 4 tablespoons for a thinner gravy)
• 1 pinch cayenne pepper
• 2 cups canned low sodium beef broth (use a good-quality beef broth)
• 2 -3 teaspoons Worcestershire sauce
• 3 tablespoons ketchup (can use more)
• 2 -4 teaspoons beef bouillon powder (optional or to taste)
• 1/4 teaspoon fresh ground black pepper (or to taste)
• 1/4 cup sour cream
• salt (optional and to taste)
• 1 egg, slightly beaten
• 1 tablespoon fresh minced garlic
• 1/3 cup milk
• 1/3 cup dry breadcrumbs
• 1/3 cup grated parmesan cheese
• 1 1/2 teaspoons seasoning salt
• 1/2 teaspoon fresh ground black pepper
• 1 lb ground beef (can use half each beef and ground pork)