Ingredients
Mock cream
Glace icing
Method
1.Preheat oven to moderate, 180°C. Lightly grease 2 x 12-hole shallow patty pans.
2.Sift flour into bowl; rub in butter. Stir in yolk and enough juice to form a dough. Knead gently on lightly floured surface until smooth. Wrap in plastic wrap; chill 30 minutes.
3.Roll dough between 2 sheets of baking paper to 2mm thick. Cut into rounds using a 7cm cutter. Line recesses with pastry; prick all over with a fork.
4.Bake 10-12 minutes, until golden. Cool on rack.
5.To make mock cream, in a bowl, cream butter and sugar; beat in milk, water and vanilla. Set aside.
6.To make glace icing, in a bowl, mix icing sugar, milk and vanilla. Spoon half into second bowl. Stir cocoa and extra milk into first bowl (keep warm over hot water).
7.Fill pastry cases with mock cream, levelling tops with spatula. Spread 1 teaspoon vanilla icing over half of each tart; allow to set. Cover remaining half of each tart with chocolate icing; Allow to set.