Pluck off the mint leaves, putting the stems aside. Dice the shallots. Peel ginger and chop or grate it finely. Peel oranges so that the white skin is completely removed. Remove the orange fillets between the parting skins.
Roast the pine nuts in a pan without fat. Put the pasta in plenty of boiling salted water and cook for about 14 minutes until al dente. Sauté shallots in 2 tablespoons of hot oil. Add ginger and mint stems.
Pour on cream and let it boil down a little. Remove the mint stems. Stir orange juice into the sauce. Season to taste with sugar, salt and pepper. Puree the pine nuts, mint and 4 tablespoons of olive oil in a universal chopper.
Drain the pasta. Arrange noodles with sauce, orange filets and mint pesto.