15 more minutes at 150° C did the trick. our Quiche of things that “must go” became delicious. so here is the recipie:
Lay out bought puff pastry or pizza dough in a deep oven pan.
- 1 1/2 onions or 1 big onion
- 400 ml cream
- 5 eggs
- vegetables of any kind and as many as you like
- 150 g grated Parmesan and/or Gouda cheese
- 2 teaspoons of salt
- pepper according to taste.
Pour it all into the prepared dough and bake for 20 minutes at 200° C, then turn down to 150° C and give it another 15 minutes.