Switch on the saute mode in your instant pot. Add a tbsp of olive oil and add the onions and garlic. Saute until the onions turn translucent.

Now remove 3/4th of the onion and garlic mixture and add it to a food processor along with the roasted red peppers and sun dried tomatoes.

Make a puree of the above ingredients. Set it aside.

Break the spaghetti pasta in half and add it to the instant pot along with the remaining onions and garlic.

Add the vegetable broth, water, and make sure the pasta is submerged in the liquid.

Now add the pureed roasted peppers and sundried tomatoes on top of the pasta and water.

Add the salt and pepper needed for the pasta and close the lid.

Cook for 1 minute less than 1/2 the amount of time it says to cook the pasta in the pasta box. For eg if your box says to cook the pasta for 10 minutes, you will cook it for 4 minutes.

Release pressure immediately.

Stir in cheese and cream. Serve hot.

Saute the onions and garlic in a tbsp of olive oil until translucent. Remove 3/4 of the onion garlci mixture and puree it along with the roasted red peppers and sundried tomatoes to a smooth puree.

Cook pasta as per package instructions.

Add the cooked pasta to the remaining cooked onions and garlic. Add the roasted pepper and sundried tomato puree to the pasta, vegetable broth or reserve pasta water as needed (Dont add the amount mentioned in the recipe as you aren't cooking the pasta in the broth) and cook for a minute or so and stir until everything is well combined. Add salt and pepper to taste.

Stir in the cream, cheese and mix.

Serve hot.