Cook the cauliflower in salted water until tender.
Save the cooking liquid.
Weigh 1 kg of cauliflower pulp and 2 kg of cooking liquid.
Mix the cauliflower with the liquid at 80°C.
Sieve.
Soak the gelatin leaves and add to the puree.
Let the cauliflower puree cool to 40°C.
Whip the Cream until smooth and mix into the cauliflower puree.
Season to taste.