Roast pine nuts in a pan without fat until golden brown. Take them out and let them cool down. Blanch frozen broad beans in boiling salted water for about 1 minute. Drain and rinse with cold water. Remove bean seeds from the skin.
Bring 3-4 l salted water (1 teaspoon salt per litre) to the boil. Peel garlic and chop finely. Heat the oil in a small pot. Sauté the garlic in it. Add cream and 200 ml water, bring to the boil and stir in stock. Stir in lemon peel. Simmer at low heat for about 3 minutes. Add bean seeds and cook for 5 minutes, frozen peas for 2-3 minutes.
Cook the pasta in boiling salted water according to the instructions on the packet. Sort the spinach, wash and shake dry. Season sauce with salt, pepper and nutmeg. Drain the noodles and put them back into the pot. Fold in sauce and spinach. Serve and sprinkle with pine nuts.