Generously season all the sides of the chuck roast with salt, black pepper, and garlic powder.
Coat all the sides of the chuck roast with flour.
Heat up the cast iron Dutch Oven then add the vegetable oil. Sear one side of the beef for 2-3 minute or so. Flip then sear the other side. Sear the sides as well.
In a measuring cup, mix together water(or beef/chicken broth), Worcestershire, salt, Italian seasoning, garlic powder, and chili powder.
Once all the sides are seared, transfer the meat into a sheet pan.
Add the sliced onions into the pot. Stir, cover, and cook for a minute or two.
Stir in the chopped fresh garlic.
Stir in the tomato paste. Gently scraping the bottom of the pan while stirring.
Then add the liquid mixture.
Stir everything together.
Place the chuck roast back into the pot.
Place the the cast iron Dutch Oven into the preheated oven, 375°, to cook for 2 1/2 hours.
While the chuck roast is cooking, prepare the potatoes, carrots, and celery.
After 2 1/2 hours, take out the pot from the oven. Don't forget to wear oven mitts to protect your hands.
Ladle some of the sauce on top of the beef to hydrate it. It looks good already!😍
Add the potatoes, carrots, and celery into the pot.
Cover it back up then place it back(wearing oven mitts) into the oven to cook for another hour.
After 1 hour, take the pot out(wearing oven mitts) of the oven. Transfer the pot roast and veggies into a serving platter.
VOILA! Make sure to ladle the sauce from the pan into the platter for an added coating to the meat and veggies.