1¼ pint -
milk
¼ teaspoon -
lemon juice
4 fl oz -
water
1 tablespoon -
caster sugar (or sugar substitute)
2 tablespoons -
double cream
1 tablespoon -
cocoa powder
½ teaspoon -
vanilla essence
1 tablespoon -
icing sugar (a.k.a. powdered or confectioners' sugar)
4 -
pistachio nuts (to garnish)