Take ribs out of the fridge first.
Let them sit for 30 minutes.
Pat them completely dry with paper towels.
Season both sides with salt and pepper.
This step helps create a nice crust.
Heat your pot over medium-high heat now.
Add oil and let it get hot.
Place ribs in the pot carefully.
Brown them for 4 minutes each side.
They should look golden and crispy.
Remove ribs and set them aside temporarily.
Lower heat to medium temperature right away.
Add onions, carrots, and celery to pot.
Cook them for 5 minutes until soft.
Add garlic and cook 1 minute more.
Stir in tomato paste and cook 2 minutes.
Pour in the red wine slowly now.
Scrape up any brown bits from bottom.
Those bits add tons of flavor actually.
Add beef broth, bay leaves, and thyme.
Bring everything to a gentle simmer together.
Preheat your oven to 325°F right now.
Return ribs to the pot carefully.
Cover with the lid tightly shut.
Put pot in oven for 3 hours.
The meat should be fall-apart tender.
Remove pot from oven very carefully.
Take out bay leaves and thyme stems.
Skim off any excess fat floating.
Serve ribs with sauce poured over top.