Add enough water to the tank to fully submerge the ingredients and reach the minimum quantity of water. Secure the sous vide cooker to the tank.
While the water bath is heating to the target cooking temperature, please move on to preparing the beef.Temperature: 165.2 °F Time: 24 hours
Cut the beef into 1-1.5 inch cubes and set aside.
48 oz Beef Chuck Roast
Season the beef with salt and pepper, prepare a pan heating it over medium heat. Once heated, add in the oil. After the oil is hot, carefully place the beef into the pan. Sear each side for approximately 30 seconds, or until each surface has reached a beautiful brown color.
as needed Kosher Salt, as needed Fresh Cracked Pepper
Prepare a soup pot. Heat the pot over medium heat. Add olive oil, then onions, celery, carrots and garlic. Sauté the vegetables until caramelized. Next, add thyme, and tomato paste and stir-fry quickly. Pour in the Guinness and let the alcohol evaporate, then add the beef stock. Turn up the heat to condense the liquid to two-thirds of its initial volume.
3 tbsp Olive Oil, 4.2 oz Celery, 4.2 oz Yellow Onion, 4.2 oz Carrot, 6 Garlic Clove, 3 sprigs Fresh Thyme or Rosemary, 1.4 oz Tomato Paste
Place the sauced vegetables in the pot into the vacuum bag along with the beef. Using the vacuum sealer, make sure that the meat is completely sealed and that any excess air has been removed from the bag.
When the target temperature is reached, carefully lower the sealed beef into the water bath, making sure that it is completely submerged in the water.
Cook the food until ready.
Once the beef has finished cooking, carefully remove it from the water bath. Remove the beef from the bag. Pour the liquid from the vacuum bag into a bowl, straining it through a kitchen mesh.
Add filtered sauce to the pot and slowly heat over medium heat until the sauce thickens. During the process, you can add an appropriate amount of cornstarch water to adjust the consistency of the sauce to your liking. Season with salt and black pepper. Finally, add the beef and allow it to warm up.
Corn Starch (as needed)
Place the beef on a platter, add the sauce, and serve with your favorite side dishes.