Add the milk and lemon peels into a large fry pan, heat with a medium heat, once it comes to a light boil add in the rice, mix every 30 seconds
After 10 minutes remove the lemon peels, add the granulated sugar, cocoa powder and cinnamon powder, lower to a low-medium heat, mix until well mixed and then mix every 30 seconds
After a total cooking time of 25 minutes on the rice and you´ve ended up with a thick and creamy texture, turn off the heat and remove from the stove top
Meanwhile crack the eggs into a bowl and whisk together
Once the rice mixture has completely cooled off, add the whisked eggs, mix together until well mixed
Grease an 8-inch round baking pan with a little nonstick cooking spray, add the rice mixture, making sure it´s all in a flat layer
Add into a preheated oven, bake only option (bottom heat) 390 F / 200 C
After 25 minutes remove from the oven, let it rest for 10 minutes, then remove from the baking pan and sprinkle with powdered sugar, enjoy!