Wash the asparagus and cut off the woody ends generously. Cut the asparagus diagonally into long thin slices. Cook in boiling salted water with 1 tsp. sugar for about 2 minutes. Drain, quench and drain well.
Clean and wash the spring onions. Cut the green from the spring onions and put aside. Cut the white into fine rings. Heat the oil in a pan. Fry the ground pork in it until crumbly. Fry the spring onion rings briefly.
Season with pepper.
Finely grate the parmesan. Cut spring onion green into rings. Peel garlic and chop very finely. Mix crème fraîche and garlic.
Unroll the dough and place it on a baking tray together with the baking paper. Spread evenly with garlic cream-fraîche, leaving a small rim all around.
Spread asparagus, ground pork and spring onion green on top. Set aside 1 tablespoon of parmesan and sprinkle with the rest. In a preheated oven (electric cooker: 225 °C
Remove and sprinkle with the rest of the Parmesan cheese.