Chocolate Flan cake / Karamelli kek

Chocolate Flan Cake For caramel: 1 cup of sugar For custard: 4 eggs ½ kg milk (2.5 cups) 3 tablespoons of sugar 1 packet of vanilla Grated zest of 1 lemon For cake: 3 eggs 1 cup of sugar 1 teacup of milk 1 teacup of vegetable oil 2 tablespoons of cocoa 1 packet of baking powder 1 packet of vanilla 1.5 cups of flour Preparation: First, put 1 cup of sugar in a pan. Lower the heat and let it slowly caramelize. Be careful as sugar burns quickly; don’t turn the heat up too high. Pour the melted caramel into your cake mold and let it cool. For the custard part, whisk eggs with sugar until creamy. Add milk, vanilla, and lemon zest, and whisk again. This mixture will be the custard sauce and won’t be cooked on the stove. Pour it over the caramel. For the cake layer: Whisk eggs with sugar until they become frothy. Add milk, vegetable oil, cocoa, baking powder, vanilla, and flour, then whisk again. Pour the cake mixture over the caramel