Chocolate Marble Cake

• 1 stick (120 g) softened butter, plus butter for the mold
• 2 large eggs

One hour and a half ahead of time, take the eggs and the butter out of the refrigerator.

Preheat the oven to 350°F (180°C). Place the butter in a bowl near a source of heat to soften, but don’t let it melt.

Break the eggs into a teacup to check they are fresh. Beat the