Instant Pot® Beef-Mushroom Stew

1 . Stage

Combine 2 tablespoons arrowroot powder, garlic, onion, salt, and seasoning in a quart-sized resealable bag. Add beef stew meat and toss to coat.

2 . Stage

Turn on a multi-functional pressure cooker (such as Instant Pot®) and select Saute function. Add butter and olive oil and allow to get hot. Add meat and cook until browned on all sides, in batches if necessary, 5 to 10 minutes per batch. Add mushrooms and stir to combine. Mix in beef broth, vinegar, and tomato powder. Cancel Saute function.

3 . Stage

Close and lock the lid. Select high pressure according to manufacturer's instructions; set timer for 12 minutes. Allow 10 to 15 minutes for pressure to build.

4 . Stage

Release pressure using the natural-release method according to manufacturer's instructions, about 20 minutes. Release remaining pressure carefully using the quick-release method, about 5 minutes. Unlock and remove the lid.

5 . Stage

Ladle 1/4 cup liquid into a small bowl and blend in 1 teaspoon arrowroot powder to make a slurry. Pour slurry into the pot; stir to incorporate. Select Saute function and cook until liquid starts to thicken, 3 to 5 minutes.