Spray your slow cooker with non-stick spray.
In your slow cooker mix together the onion soup mix, beef broth, cream of mushroom and minced garlic.
1 ounce dry onion soup mix, 1 cup beef broth or stock, 10.5 ounces cream of mushroom soup, 2 cloves garlic
Toss in the meatballs and mushroom and stir to coat.
26 ounce bag frozen meatballs, 8 ounces fresh mushrooms
Cover and cook on low for 4-6 hours.
Before serving, stir in sour cream.
8 ounces sour cream
Boil and drain your egg noodles and toss into the slow cooker and stir gently to combine.
16 ounces wide egg noodles
Garnish with parsley and serve
parsley