Sauté Olive Oil:
Activate the Instant Pot's sauté function and pour in olive oil.Sear Beef Cubes:
Place beef cubes in the pot and sear until browned on all sides.Mix Sauce Base:
Mix in gluten-free Worcestershire sauce, apple cider vinegar, and tomato paste; stir thoroughly.Add Seasonings:
Evenly distribute garlic powder, onion powder, thyme, sage, and salt over the meat and stir.Pour Beef Broth:
Add gluten-free beef broth to the pot.Add Vegetables:
Incorporate sliced carrots, diced celery, and diced potatoes; stir everything together.Secure Lid:
Secure the lid on the Instant Pot and set the vent to sealing.Cook 35 Minutes:
Choose the Meat/Stew setting or manual mode and cook for 35 minutes.Release Pressure:
Once the timer finishes, perform a manual pressure release. Open the lid cautiously.Make Cornstarch Slurry:
Combine cornstarch and water in a small bowl, whisking to create a slurry. Pour the slurry into the pot and stir.Add Peas and Thicken:
Add frozen peas, press the Sauté button, and let cook for 5-10 minutes until the peas are tender and the sauce thickens.Rest Before Serving:
Allow the stew to rest for 5-10 minutes before serving. Enjoy!Store Leftovers:
Keep leftovers in a sealed container in the refrigerator.Reheat Leftovers:
Warm leftovers in a microwave or on the stove.