Toast the paprika, chipotle chili powder, cumin, and chili powder in a dry skillet for 30-60 seconds before adding to the slow cooker to unlock their deep, smoky flavors and prevent them from tasting flat.

Brown the beef on all sides in a hot pan for 2-3 minutes per side to create a flavorful crust that adds richness and depth to your final dish, rather than adding it raw.

Add the lime juice and apple cider vinegar in the last 30 minutes of cooking to brighten the flavors without losing their punch, and taste-test to adjust the heat level from the chipotle powder.

Select a chuck roast with visible marbling and fat throughout (not a lean cut), as the intramuscular fat breaks down during slow cooking and keeps the shredded beef incredibly moist and tender.

After shredding, remove the beef and simmer the remaining braising liquid in a skillet for 5-10 minutes to concentrate flavors, then toss the meat back in for maximum flavor absorption and ideal consistency for tacos or bowls.