confectionery coating” or “white bark,” which often use vegetable fats instead of cocoa butter and can result in a waxy, less flavorful mousse. Brands like Ghirardelli, Callebaut, Valrhona, or good quality baking bars from your local grocery store are excellent choices. Finely chopping the chocolate helps it melt more smoothly and consistently.
Can I freeze white chocolate mousse?
Technically, you can freeze white chocolate mousse, but its delicate, airy texture will be significantly altered upon thawing. The water crystals that form during freezing can cause the mousse to become slightly icy and then watery or grainy when thawed, losing its signature light consistency. If you must freeze it, store it in an airtight container for up to 1 month. Thaw in the refrigerator overnight. While still edible, be aware that the texture will not be as perfect as fresh mousse