Sear the Roast for Maximum Flavor Heat oil in a pan and sear the chuck roast for 2–3 minutes per side.This step develops a deep crust and adds richness to the broth.
Build the Flavor Base Add to your slow cooker: Dried Guajillo Peppers chipotle pepper broth onions garlic spices vinegar Better Than Bouillon Stir everything well.
Slow Cook Until Tender Place the seared roast into the mixture.
Cook on LOW for 6–8 hours or HIGH for 4 hours until fork-tender.