Melt 75 g butter. Stir 200 ml milk and 75 g flour until smooth. Beat the eggs, 1 pinch of salt and liquid butter. Leave to rest for 30 minutes. Clean and wash the spinach. Peel and chop garlic and fry in hot oil. Steam the spinach for about 5 minutes
Drain the mozzarella. Dice mozzarella and ricotta. Grate parmesan. Wash parsley and basil. Squeeze the spinach well. Chop everything and mix with mozzarella, ricotta and half of the parmesan. Season with salt and pepper
Heat the fat in portions in a pan (approx. 16 cm Ø). Bake 12 pancakes in it one after the other until golden brown. Pile them up with parchment paper in between. Then spread the spinach filling on each pancake, roll it up and place it in a greased casserole dish
Sweat 30 g flour in 30 g butter. Deglaze with 500 ml milk, simmer briefly. Stir in 2 tablespoons of parmesan, season. Pour over the crespelle. Sprinkle with the rest of the parmesan. Bake in the preheated oven (electric cooker: 200 °C / convection oven: 175 °C / gas: level 3) for approx. 25 minutes