Wash the mushrooms and shiitake well and slice the shiitake.

NextCook a diced onion in oil.

Cook a diced onion in oil.

NextWhen the onion is translucent, add the mushrooms and shiitake and let them cook.

When the onion is translucent, add the mushrooms and shiitake and let them cook.

NextWhen they've released their water, add the salt and finely chopped garlic and let them finish cooking, adding oil if needed.

When they've released their water, add the salt and finely chopped garlic and let them finish cooking, adding oil if needed.

NextBeat the eggs and season with salt and pepper to taste and a pinch of nutmeg.

Beat the eggs and season with salt and pepper to taste and a pinch of nutmeg.

NextAdd the evaporated milk, grated cheese and the mushroom mixture.

Add the evaporated milk, grated cheese and the mushroom mixture.

NextLine a tin with the pastry, prick it well and pour in the filling.

Line a tin with the pastry, prick it well and pour in the filling.

NextBake at 180° for about 35-40 min (the oven should be preheated)