Put in a deep bowl and cover with cold water. Water periodically change until then, until the meat becomes white. Just keep the meat in water for 20-30 minutes.
Onion peel and cut into rings.
Scrape the carrots, wash and cut into slices or slices.
Soaked the pieces of rabbit rubbed with salt (0.5 teaspoon), pepper. In a pan melt the butter. The pieces of rabbit lay in the pan. Fry in oil until Golden brown. You want to cook on high heat, turning.
Add the tomato paste, sour cream, Bay leaf. Stir again.
Pour in the water. Bring to a boil, reduce the heat to low. Add 1 teaspoon of salt, saute and roast rabbit with potatoes under a lid until tender (40-50 minutes).
When applying spread of roast rabbit with potatoes on a plate and pour the remaining sauce.