First, turn on the oven and heat it to 180 degrees. Meanwhile, whisk eggs with sugar, add butter and vegetable oil, milk, vanilla sugar. Mix well. Then flour, salt and baking powder mix in a bowl with eggs and butter. Add orange and lemon zest, stir.

In the dough pour a quarter of the berries. The shape of the size 25 cm lay oiled baking paper and pour the dough.

The form put in preheated oven for 15 minutes, then take out, top, scatter the remaining berries, gently pressing them into the pie and return to the oven for another 30-40 minutes. Readiness check wand. In this step I made a mistake - put all the berries immediately, forget 15 minutes to hold the cake in the oven. Poet of the berries on top was a bit wrinkled :-)