Melt the white chocolate and mix with the sunflower oil and both colorings. Mix with a hand mixer and pass through a fine sieve. Transfer to an electric airbrush. Take the chocolate mousse quenelle out of the blister. Use the chocolate gallates as ears for the mouse, stick them on with some melted chocolate. Put on a tray and brush the frozen quenelles with the grey chocolate on both sides. Put them back into the freezer for 5 minutes and repeat the spray process. Create the eyes of the mouse out of black and white fondant and stick them on the frozen quenelle. Cover with plastic and defrost them in the fridge.
Take the mascarpone balks out of the package and cut them in half. Melt the white chocolate and mix with the sunflower oil and the yellow coloring. Mix with a hand mixer and pass through a fine sieve. Coat the mascarpone balk with the chocolate. Use a warm spout to make the holes in the cheese.