Rick Stein’s last-minute cheat’s tiramisu recipe

150ml whipping or double cream

250g mascarpone, at room temperature

40g icing sugar, sifted

50ml Baileys or Marsala

150ml espresso coffee, cooled

8–12 sponge fingers or 4 trifle sponges

Cocoa powder, for dusting or a chocolate flake, crumbled