Creating mouthwatering Braised Beef Tacos is straightforward if you follow these simple steps:

1. Brown the Beef: In a large pot or Dutch oven, heat the olive oil over medium-high heat. Season the beef chuck roast with salt and pepper, then add it to the pot. Brown the meat on all sides, about 4-5 minutes per side.
2. Sauté the Aromatics: Remove the browned beef and set it aside. In the same pot, add the chopped onion and sauté until softened, about 3-4 minutes. Add the minced garlic and cook for an additional 1-2 minutes until fragrant.
3. Deglaze the Pot: Pour in the beef broth, scraping up any browned bits from the bottom of the pot. This adds depth to the flavor.
4. Add Tomatoes and Spices: Stir in the diced tomatoes, chili powder, ground cumin, smoked paprika, oregano, and more salt and pepper. Mix well.
5. Return the Beef: Place the browned beef back into the pot, ensuring it is submerged in the liquid.
6. Braise the Beef: Cover the pot and reduce the heat to low. Allow the beef to braise for 2 to 3 hours, or until it is fork-tender. You can also use an oven set to 300°F (150°C) for braising if preferred.
7. Shred the Beef: Once the beef is tender, remove it from the pot and let it rest for a few minutes. Shred the beef with two forks, discarding any excess fat.
8. Warm the Tortillas: While the beef rests, warm the tortillas in a dry skillet over medium heat for about 30 seconds on each side or until pliable.
9. Assemble the Tacos: Fill each tortilla with shredded beef and top with your choice of garnishes, such as fresh cilantro, diced avocado, and sliced radishes.
10. Serve with Lime: Squeeze fresh lime juice over the tacos just before serving for an added zing.

These steps will guide you in creating Braised Beef Tacos that are bursting with flavor and sure to please everyone.