Tiramisu(Stuffed into the cup)

(makes one 6 inch round Tiramisu)
Ingredients:
a: mascarpone cheese: 250g, rum: 10ml, lemon juice: 5ml;
b: egg yolk: 3, caster sugar: 30g, gelatin piece: 5g(about 1 piece);
c: whipping cream: 110g, caster sugar: 30g;
d: espresso: 50ml, syrup: 5ml;
e: lady finger(sponge finger): 120g (for bottom and filling);
f: cocoa powder: a little, icing sugar: a little (for decoration)
Directions:
1)A: Beat the mascarpone cheese to soft, add in rum and lemon juice, mix well;
2)B: Soak the gelatin piece in cold water 5 minutes so that it will get soft;
Mix egg yolks and 30g caster sugar in a mixing bowl, place the bowl in hot water and beat the mix until its colour turns to white;
Then add in the soft gelatin piece, blend constantly until it’s thoroughly melted;
3)C: Whip the whipping cream and caster sugar to soft peak stage;
4)D: Combine the above mix A, B, C and mix well;
5)E: Blend well the espresso and syrup;
6)Quickly dip the lady fingers in mix E(espresso and syrup mix) and then place the dipped lady fingers at the bottom of the mold as one layer;
Above the bottom lady finger layer, pour in a half of the mix D and then place another layer of dipped lady fingers;
Pour in the rest mix D, gently shake the mold to smooth the top layer of mix D;
Chill the mold in fridge for 4 hours;
7)Finally, take out the mold and sift some cocoa powder and icing sugar on the Tiramisu’s surface. Finish