Wash the zucchini and scrape out the inside. Collect this in a bowl and mix with the carrot, spring onion, garlic, cream cheese, cream or milk, nutmeg, salt and pepper.
Place the zucchini halves in a baking dish coated with olive oil and fill with the mixture. Sprinkle with plenty of cheese.
Bake in a preheated oven at 180 ° C fan oven until the cheese is melted and golden brown. Serve immediately.