Wash the lime hot, grate dry and finely grate one half of the peel. From the other half, peel the peel in zests and set aside. Halve the lime, squeeze the juice from one half.
Raspberries selected. Carefully mix with icing sugar and 1 tbsp. lime juice, allow to steep a little.
For the cream, mix mascarpone, sugar, grated lime zest and 2 tablespoons of juice. Whip the cream until stiff, adding cream firming agent and vanilla sugar. Fold the cream into the mascarpone cream.
Crumble 1 meringue cake. Pour the mascarpone cream into a piping bag with star-shaped spout. Pour 1 layer of cream into each tartlet, cover with some raspberries. Repeat the procedure 2 times. Sprinkle with meringue crumbs and lime zests.