To the Instant Pot add Guinness, Chicken Stock, Parsnip, Caraway Seed, Balsamic Vinegar, Bay Leaf, Salt, and Pepper. Mix well. Pressure cook for 45 minutes, then release pressure. Set Instant pot to “Sauté Mode”, add Brussels Sprouts to the Instant Pot, boil Stew uncovered for 5 minutes.
Roux:
- Add Butter to fry pan, allow to melt. Sauté Butter for 3 minutes, (until frothing slows). Add Flour, sauté 2 minutes, stirring continuously.
Add Roux to Stew. If Stew not thick enough add Cornstarch to Stew until desired thickness.
Serve Stew with Mashed Potatoes.