Double Chocolate Cake Bars - cooking recipe

Ingredients

3 None medium eggs
1/2 cup sugar
2/3 cup all-purpose flour
2.25 oz white chocolate chips
2.25 oz semi-sweet chocolate chips
None None Cocoa powder, to dust

Preparation

Preheat the oven to 375\u00b0F. Grease and line an 11 x 7 inch jellyroll pan with parchment paper.
Place eggs and sugar in a large heatproof bowl over a pan of hot water. Whisk with an electric mixer until mixture has doubled in volume and is thick enough to leave a trail. Remove bowl from heat. Whisk for 5 minutes, until cool.
Sift in flour and add white and semi-sweet chocolate chips, reserving 2 tbsp of each chocolate. Fold together with a large metal spoon.
Pour the mixture into the pan and tilt to level surface. Bake for 15-20 minutes, until golden and springy to the touch. Turn out on to a wire rack. Remove the parchment paper.
Sprinkle top with reserved chocolate chips and allow to cool. Dust with cocoa powder and cut into 12 bars. Best eaten within 2 days.