Brown the rabbit pieces in olive oil.
Add the vegetables and the bay leaf, and sauté for 10 minutes.
Deglaze with Nebbiolo wine.
Let it reduce for 2 minutes.
Add salt, pepper, thyme, rosemary, turmeric, olives, and the broth, then braise in the oven at 120°C (248°F) for 2 ½ hours.
Remove the meat and keep it warm. Reduce the liquid in the pan on the stove.
Remove the thyme and bay leaf.
Purée the vegetables.
Season with additional salt if necessary.