1Toss the beef with the flour, salt, rosemary, garlic powder, thyme, pepper, and onion powder in a large bowl and set aside.
2Turn the instant pot to saute mode and heat the olive oil.
3Add the onions and cook until softened, then add garlic and cook for 30 seconds.
4Stir in the tomato paste and cook for one minute.
5Pour in the wine, beef broth, and Worcestershire sauce, scraping any browned bits off the bottom of the pot.
6Add the beef to the pot, cover, and set the valve to seal.
7Cook on high pressure for 20 minutes, then let the pressure release naturally for 10 minutes before releasing any remaining pressure manually.
8Add the carrots and potatoes, cover, and set the valve to seal.
9Cook on high pressure for 10 minutes, then let the pressure release naturally for 10 minutes before releasing any remaining pressure manually.
10If you would like a thicker stew, whisk together 1 tablespoon cornstarch and 1 tablespoon water, add to the stew, and use the saute function to cook for 2-3 minutes until thickened.
11Add the lemon juice, season with additional salt and pepper if needed, and sprinkle with fresh parsley.