Bring the Valrhona® chocolate cream & Tart and the inverted sugar syrup to the boil. Cool to 70°C (158°F) and add the melted chocolate. Cool to 35°C(95°F) and add the raspberry purée and softened butter.
NB: Flour-free chocolate biscuit: Plan for 30 x 30 trays
Mix the three ingredients together.
Cook the raspberries with the sugar to obtain a nectar. Reduce, then add the softened and melted sheet of gelatine. Refrigerate.
Assemble in a mould using 2 successive layers of soaked flour- free biscuits and raspberry ganache. Smooth over and freeze. Chill and then cut into slices. Slide onto a plate with a little raspberry nectar and chocolate decoration. Garnish with fresh raspberries.