In a large food processor or a large bowl with an immersion blender, combine the chipotle peppers, adobo sauce, tomatoes, garlic, onion, chile powder, oregano, cumin, paprika, cloves, cinnamon and vinegar. Pulse until you form a paste. Add 2 cups of water and pulse several times. Set aside.
Rub the chuck roast with salt and pepper. Heat the vegetable oil over sauté in the instant pot.
Add the beef, tossing to brown all sides, about 2-3 minutes per side.
Add the reserved sauce. Place the lid on, lock in place and set to manual high pressure for 40 minutes. Use quick release method.
Using a slotted spoon, remove the beef to a bowl and use 2 forks to shred. Set beef aside and use for another purpose.
Pour the sauce through a mesh sieve or colander to remove larger pieces. Allow the fats to settle on top and then skim off.
Serve hot as a dipping sauce, in recipes calling for Spanish consome or thicken with 1 tablespoon of cornstarch slurry. If you've tried this recipe, come back and let us know how it was in the comments or star ratings.