Hamburger Steak with Mushrooms

Ingredients

• 2 pounds lean ground beef
• 1/3 cup breadcrumbs
• 1 tsp Italian seasoning
• 1 tsp ketchup
• 1 tsp garlic powder
• Salt and pepper to taste
• Gravy
• 2 tbsp butter
• 1 medium onion, diced
• 2 tbsp onion soup mix
• 2 cups of mushrooms, sliced
• 1 tbsp sour cream
• 3 tablespoons flour
• 1 tbsp Worcestershire sauce
• 1 tbsp chopped parsley