Remove seeds from fresh pumpkin, peel and cut into cubes. Drain pumpkin from the glass on a sieve. Peel and finely dice the onion. Peel and wash the carrots, cut them in half lengthwise and cut into slices
Heat the fat in a saucepan. Fry onion, pumpkin and carrots in it. Add 3/4 l water, bring to the boil. Dissolve stock in it. Simmer everything for about 10 minutes. Stir in cream
Take out some vegetables and put them aside. Puree remaining vegetables in the soup. Season to taste with orange juice, salt, pepper and sugar. Add the vegetables again and heat in the soup
Roast sunflower seeds in a pan without fat. Arrange soup and garnish with sunflower seeds and parsley