Beat the eggs one to one, with the sugar.
Add the oil and beat a few more minutes.
In a separate bowl, mix the flour with the baking powder, baking soda, salt, cinnamon, and instant coffee.
In another bowl, mix the milk with the vanilla essence and the brewed coffee.
Gradually add the powder mixture to the egg mixture, alternating with the milk mixture.
Beat gently to form a homogeneous dough.
Pour the mixture into a mold of your choice, previously brushed and floured.
Enter in the oven and bake about 20 minutes at 180 ° C.
Remove from the oven once ready, let cool and decorate with icing sugar, grated chocolate, or coffee.