Heat butter in a large saucepan over low heat. Add shallots and cauliflower and season with salt. Saute the cauliflower until it begins to lightly caramelize and become tender. Add stock and simmer for 20 minutes or until vegetables are completely soft.
Puree mixture until smooth in a blender. Add the heavy cream and nutmeg and bring the soup to a simmer.
Add the dumplings and poach them in soup for 3 to 5 minutes. Check your seasoning and remove from heat.
In a soup bowl place the lobster meat and 1 claw in center and pour 8 ounces of soup and dumplings on top and drizzle with truffle oil.