1 Preheat your oven at 240°C.

2 Melt 100 g of chocolate with the butter in a bain-marie.

3 In a bowl, mix the whole eggs and the sugar. Gradually add the flour.

4 Incorporate the chocolate and mix well.

5 Butter and flour the moulds.

6 Pour a third of the mixture into the bottom of the moulds. Place 2 squares of chocolate per mould and cover them with the rest of the preparation.

7 Place the moulds in the oven for about 8 minutes.

8 Taste them warm, unmoulded or not.