Yes it is possible to overcook pot roast as well as overcooking roast beef.
If you overcook pot roast or overcook roast beef it leads to the pot roast or roast beef drying out so you don't want to overcook it.
Most pot roasts take around 2 to 5 hours to fully cook depending on the pot roast you have and roast beef takes around 1 hour or so to cook.
Roast does get more tender the longer you cook it.
Especially if you cook the roast in a pot or in a crock pot and the longer the roast is simmering in the pot or crock pot the more tender it becomes.
Even cooking roast in the oven can make it more tender the longer you cook it as long as you keep moisture in the roasting pan.
You can add water to the roasting pan to keep moisture in the roast as it bakes.
Roast Beef takes between 45 minutes to an hour to be fully cooked.
It depends on how well done you want the roast beef to be and if you want the roast beef to be well done then you would cook the roast beef for 1 hour which is 60 minutes.
For medium rare then you would cook the roast beef for 45 to 50 minutes.
When cooking roast beef you should add a bit of water to the roast beef cooking pan.
You only need a little bit of water in the pan which will help keep the roast beef moist while baking it and prevent it from drying out.
You can also fill another baking pan or pot with some water and allow the water to evaporate into the oven as it heats up.
That water evaporating from the pan in the oven will help keep the roast beef moist so that it does not dry out.
This method always works for me to keep my roast beef from drying out.
When making roast beef the best cut of meat for the roast beef is brisket.
Brisket makes the best roast beef because it's leaner and contains more fat and it's much more delicious than most other cuts of meat.
Most roast beef is made with brisket for the cut of meat but you can use almost any other beef that you prefer.
The cooking time to cook roast beef in the oven is around 45 minutes to an hour depending on the size of roast beef you're cooking.
The larger the roast beef dish you're cooking the longer it will take.
But it takes around 40 minutes to be medium done and around 45 to 60 minutes for well done roast beef in the oven.
The cooking temperature for roast beef in the oven is 425 F degrees.
While preparing the roast beef for baking preheat your oven to a temperature of 425 F degrees.
Then once ready put the roast beef in the oven on the middle rack for best cooking results and set a timer for 45 minutes to 60 minutes.
Once the roast beef has been in the oven for at least an hour the roast beef will be fully cooked and ready to eat.