Season the Chuck or Rump Roast with the black pepper, onion powder, garlic powder and salt.
Set the Instant Pot to Saute, let heat and add 1 Tablespoon of Canola Oil.
Add in the seasoned beef to brown on all sides. Remove beef and set aside.
If needed, add in second Tablespoon of Canola Oil and stir on sliced onions. Saute for 2-3 minutes to brown. Stir in minced garlic.
Stir in Beef Consomme. Stir up any brown bits in the bottom of the Instant Pot. Note 3
Combine the beer, Worcestershire Sauce, and thyme into the pot. Shut off the Instant Pot.
Add back in the seared roast.
Close up the Instant pot and seal. Ensure the vent is closed
Set the pressure cooker to 45 minutes.
Once the cooking has completed. Let the pot auto release for at least 10 minutes before allowing auto-release.
Once release is complete, remove beef and shred. Add the beef back into the pot.