01 -
In a pan over medium heat, warm up oil and cook the beef chunks until all sides are golden. Remove any extra oil before continuing.
02 -
Put the seared beef into your slow cooker. Stir in the broth, diced tomatoes, and puttanesca sauce. Let it slow cook for 6 to 8 hours on low. Add your pasta during the last half hour.
03 -
Turn on the sauté setting and brown the beef in oil. Stir in the broth, tomatoes, and sauce, scraping the bottom to clean the pot. Cook on high pressure for 1 hour, then let the steam release naturally. Stir in the pasta and let sit for 20 minutes to soften.
04 -
Taste the dish and add a little sugar if the flavor needs balancing. Ladle into bowls and sprinkle parmesan on top if you'd like.