Simmer the milk, butter, onion, cloves, peppercorns, garlic and herbs in a pan for 20 mins. Strain and return the liquid to the pan. Add the breadcrumbs and simmer for 3-4 mins. Stir in the cream or mascarpone. Add nutmeg, season and serve. Can be made up to 3 days in advance and heated up on the hob or microwave on Medium for 3 mins.