Boil guanciale pasta noodles in salted water.
Cut pancetta into small pieces and cook over medium heat until crispy.
Mix egg yolks and Parmigiano cheese in a bowl.
Add the cooked pasta noodles to the pan, mix with pancetta, then turn off the heat.
Quickly add and mix the egg cheese mixture.
Serve in a bowl and sprinkle with pepper and Parmigiano cheese.