Paula Deen's Baked Beef Stroganoff Casserole

INGREDIENTS

• 2 lbs ground chuck
• 1 medium onion, chopped
• 2 garlic cloves, minced
• 2 tablespoons Worcestershire sauce
• 2 cups sliced fresh mushrooms
• 1 (14 1/2 ounce) can beef broth
• 1 (10 3/4 ounce) can cream of mushroom soup
• 1 (16 ounce) container sour cream
• 3/4 teaspoon salt
• 1 teaspoon pepper
• 8 ounces wide egg noodles, cooked and kept warm
• 2 tablespoons butter
• 1 (3 ounce) can French fried onion rings