Sauté the beef. Once heated, add the olive oil, season with the salt, onion powder, and garlic powder.
Add 1/2 cup of the water, then the sauce. Add the sauce and stir to combine well.
Break the spaghetti in half and layer in the pot. Spread them in one or two layers over the ground beef mixture. Do not stir from this point on.
Add the remaining water but don’t stir.
Set the pressure cooker to HIGH for 15 minutes cook time. Seal the pressure cooker. The cooker should take between 10 and 12 minutes to come up to pressure.
Use a quick release to release pressure and stir. Serve immediately with Parmesan cheese.