Instant Pot or Slow Cooker Chicken Marsala Soup

INGREDIENTS

boneless skinless chicken breasts

2 tbsp

butter

3 tbsp

flour

1 lb

mushrooms (sliced)

white or yellow onion (diced)

3 tsp

minced garlic

1 cup

marsala cooking wine

6 cups

chicken broth (I used low sodium)

2 tbsp

balsamic vinegar

8 oz

short noodles

1 tsp

salt (or to taste)

1/4 tsp

pepper (or to taste)

grated parmesan cheese for serving (optional)