For the apple-carrot-ginger soup, peel and chop the onion, garlic, carrots, ginger and apples. Immediately sprinkle the peeled apples with lemon juice.
Briefly sauté the onion and garlic in a little oil, deglaze with wine and pour in vegetable stock. Then cook the carrots in the soup over medium heat until soft.
Add apples and ginger and cook for 1 to 2 minutes. Puree the apple-carrot-ginger soup and season with salt.