Carefully knead the flour, butter, 1 egg and salt together, form a ball and cover it in the fridge for about 1/2 hour.
Fry the bacon until crispy and set aside. Skim off fat and dispose of it.
Gently sauté the onion, garlic, bell pepper, chilli peppers and celery and leave to cool. Whisk the eggs, now add all the ingredients and mix, season well.
Roll out the shortcrust pastry thinly so that a springform pan with a diameter of 26 cm has an edge up to half the height of the edge. Carefully distribute the filling on top and bake in the oven preheated to 200 ° for 35-40 minutes. Consume cold