sift the flour
add orange zest, granulated sugar and freshly squeezed orange juice
Crack the eggs and add them to the mix.
add baking powder, orange juice, vanilla and milk.
put the butter on the microwave for about 25 seconds so its soft and add to the mix.
mix everything with an electric mixer
cut orange into thin slices, as thin as posible, place them on the cake tin previously greased remember to add parchment paper on the bottom and place the oranges on top of that
bake at 350 F / 175 C 35- 40 minutes
Allow the cake to cool down, turn around the cake making sure the oranges are on top, decorate and eat