Peel, wash and finely grate the carrots. Grate cheese finely. Mix eggs, crème fraîche and olive oil with the whisk of the hand mixer for about 4 minutes. Mix flour, starch and baking powder, sieve onto the egg mixture and season with salt, pepper and paprika. Fold in carrots and cheese
Put the dough into a greased springform pan (26 cm Ø) sprinkled with flour, smooth it down and bake in a preheated oven (electric range: 175 °C/ convection oven: 150 °C/ gas: level 2) for 50-60 minutes. Remove from the oven, place on a rack and allow to cool down. Remove from the mould. Tastes hot and cold
Scald the sausage with boiling water. Leave to stand for about 5 minutes, remove and pat dry. Heat the oil in a large pan and fry the sausages for about 3 minutes, turning them over. Wash chives, shake dry and cut into fine rolls
Cut the cake into pieces. Sprinkle each with a sausage, a dollop of sour cream and chives