Chop 12 chocolate or orange Matchmakers very finely, reserving 2 tbsp on a plate to decorate rims of the glasses
Heat cream and chopped Matchmakers in a pan and whisk to a smooth ganache
Cool slightly to thicken then put in a piping bag
Pipe a spiral shape around the inside of the glasses and a circle onto a plate
Dip the rim into the ganache circle and then into the reserved chocolate pieces
Put chocolate liqueur, vodka and espresso in a cocktail shaker filled with ice and shake well
Pour into the prepared glasses and garnish with the remaining Matchmakers.