Sausage and Penne Pasta (in the Instant Pot)

INGREDIENTS

1 lb

Italian sausage, regular or spicy

3 cups

water

16 oz

penne pasta (the bag I used was 17.6 ounces)

24 oz

pasta sauce, I used two 24 ounce jars of pasta sauce

1 tbsp

Italian seasoning

1 tsp

red pepper flakes, optional to add some more heat

Parmesan Reggiano, freshly grated