01 -
Set the Instant Pot to sauté mode. Add olive oil and ground beef. Cook, breaking apart the beef, until browned and fully cooked. Drain excess grease if necessary.
02 -
Stir in garlic powder, onion powder, Italian seasoning, salt, and pepper. Use a silicone spatula to scrape the browned bits from the bottom to prevent a burn warning.
03 -
Break the spaghetti noodles in half and arrange them crisscrossed over the cooked beef to prevent sticking.
04 -
Pour chicken broth and undrained diced tomatoes over the noodles. Then pour marinara sauce on top, ensuring the noodles are fully submerged.
05 -
Seal the Instant Pot lid. Set to pressure cook on high for 8 minutes using the manual or pressure cook setting.
06 -
Quick-release the pressure by turning the valve to vent and open the pot once steam is fully released to avoid overcooking.
07 -
Stir in softened cream cheese until well combined. Allow the sauce to thicken slightly while standing before serving.