Clean the spinach and wash it thoroughly. Peel and chop onion and garlic. Heat the oil. Sauté the onion and garlic in it and add the dripping wet spinach, bring to the boil and let it collapse. Season with salt, pepper and nutmeg. Let it cool down.
Roast the pine nuts in a pan without fat and let them also cool down. Clean, wash and cut the peppers into pieces. Dice mozzarella and ricotta. Grate the gouda. Roll up the puff pastry and place it on a baking tray with the baking paper. Sprinkle with breadcrumbs. Add the spinach. Spread the peppers, pine nuts and cheese on top, except for something to garnish. Roll up. Bake in the preheated oven (electric oven: 200 °C/ gas: level 3) for approx. 45 minutes. Chop the herbs. Whisk egg yolk and cream and spread on the strudel 15 minutes before the end of cooking time.
Add the spinach. Spread the peppers, pine nuts and cheese on top, except for something to garnish. Roll up. Bake in the preheated oven (electric oven: 200 °C/ gas: level 3) for approx. 45 minutes. Chop the herbs. Whisk egg yolk and cream and spread on the strudel 15 minutes before the end of cooking time. Sprinkle herbs, rest cheese, paprika and pine nuts on top. Results in about 10 slices