Peel, wash and chop the carrots. Peel and chop the onion
Heat the oil in a pot. Sauté onion and carrots for 3-4 minutes. Pour in a good 1 l water, stir in broth, bring to the boil. Cover and cook over medium heat for 20-25 minutes.
Peel 2 oranges so that the white skin is completely removed. Cut out the fillets between the parting skins, collecting the juice. Squeeze the rest of the orange
Remove about 1/4 of the carrots from the stock. Mash the remaining carrots in the stock. Stir in orange juice, season to taste the soup
Heat the remaining carrots, orange fillets and peppercorns in it. Serve the soup with 1 dash of crème fraîche