Mix grounded Marie biscuits with flour and salt and set aside.
Dry the coloured almonds in the oven at low heat for 10 - 15 mins.
Add in chocolate rice and coloured ground almonds into the batter and fold gently.
Bake in preheated oven at 180 C for about 40 - 50 minutes. Cake is cooked if skewer inserted into deepest part comes out clean.