Whip the Debic Mousse au Chocolat until light and airy and transfer to a piping bag.
Pipe the mixture into silicone moulds and cover with a piece of chocolate brownie.
Put in the freezer.
For the chocolate glaze, heat 60 ml whipping cream, glucose, sugar, cacao powder and water to 105°C.
Add the pre-soaked gelatine and pass through a fine sieve.
Cool to 40°C and coat the frozen chocolate mousse.
Leave to thaw in the refrigerator.
For the gel, boil the Aji Ichi Shibori with the agar agar for 3 minutes.
Cool and mix in a blender until you have a smooth gel.
Garnish the chocolate tartes with the gel and a sprig of lime cress.