1. Cut the half onion into small pieces. Cook it in a pan over medium heat in olive oil.
2. While the onion is cooking, peel the carrots and cut them into small pieces, add them to the onion.
3. Also add the zucchini cut into small pieces.
4. Season the preparation with salt and pepper.
5. Place a lid on the pan and leave on medium heat for about fifteen minutes. At the end of cooking, you can increase the cooking for a few seconds in order to grill the vegetables.
6. Once the vegetables are cooked, add the crème fraîche (as desired) then the curry and the grated cheese.
7. Mix well.
8. Rest the lid for 1 to 2 minutes, just long enough for the cheese to melt on the vegetables.
9. It's ready!