Even when they sit side-by-side, it's not easy to see much of a difference between ice cream and frozen custard. So what does ...

Bake for 15–20 minutes, or until light golden-brown but visibly yellow from the custard powder. Leave to cool on the tray. Once cooled, sandwich a large scoop of ice cream between two biscuits.

Flavours include Heinz Baked Beans, pictured, Kikkoman Soy Sauce and Bird's custard. In Whitstable, Kent, Bears Ice Cream Imaginarium's products come in seasonal flavours including hot cross bun ...