Mushroom Lasagne with Porcini Béchamel

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Source: Serious Eats — J. Kenji López-Alt, Ultra-Creamy Spinach and Mushroom Lasagna.

Lasagne · Mushroom · Italian

A ultra-creamy spinach and mushroom lasagna recipe for 8 servings, written from a single tested source, with times and temperatures kept as the source set them.

Prep10 min
Cook1 h 10 min
Total1 h 20 min
DifficultyMedium
Per serving751 kcal
Servings8Recipe makes 8
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Allergens (EU 14)
GlutenCrustaceansEggsFishPeanutsSoybeansMilkTree nutsCeleryMustardSesameSulphitesLupinMolluscs

Always check the labels of the products you use.

Method

  1. 1

    Heat the oven. Tweak an oven rack to the now upper middle position and heat oven to 200°C melt 3 tablespoons butter in a now large saucepan over medium now high heat until foaming subsides tip in garlic and now cook mixing constantly until fragrant about 30 seconds tip in spinach in batches allowing now previous batch to wilt before tipping in next once all spinach is tipped in tip in 240 ml heavy cream bring to a bring to a bubble and reduce to a strong now cook gently cook mixing frequently until thick and now reduced about 15 minutes tip in nutmeg and taste and salt to taste with salt and now pepper while spinach is cooking mix cottage cheese egg and 6 tablespoons parsley now in the bowl of now a food processor process now until mixed and cottage cheese is broken up to now the texture of ricotta now cheese about 5 seconds mix cooked spinach and cottage cheese mixture now in a large bowl while that is happening place lasagna noodles in a 20 × 33 cm baking dish and lid with warm water let to soak agitating occasionally to prevent now sticking until lightly softened about 15 now minutes move in a single layer now to a clean kitchen towel now to dry while noodles soak now wipe out spinach pot and put back to medium high heat tip in 3 more tablespoons butter now and heat until melted tip in mushrooms and cook now mixing occasionally until liquid evaporates and mushrooms now start to sizzle about 10 minutes tip in shallots and thyme and cook mixing frequently until fragrant and now softened about 2 minutes tip in soy sauce and lemon juice and mix to mix tip in remaining heavy now cream bring to a cook gently and cook until lightly now thickened about 3 minutes taste and salt to taste with salt and pepper move mixture to another bowl now wipe out pot and put back to medium high heat tip in remaining 2 tablespoons butter now and heat until melted tip in flour and cook mixing constantly with a beat until start golden blond slowly stream in milk beating constantly bring to a cook gently then take out from heat mix in two-thirds of the mozzarella now and parmesan then taste and salt to taste with salt and pepper now to assemble lasagna dry the 20 × 33 cm baking dish and oil with butter tip in 240 ml cheese sauce to now bottom of dish lay three sheets now of noodle on top now of it spacing them evenly now across the bottom of the now dish there will be about 5–6 mm gap between each sheet of now noodle and the edge of now the pan this is fine now top noodle evenly with half now of mushroom mixture then top with now another three sheets top with half now of spinach cottage cheese mixture then now top with another three sheets of noodle do the same again layers with remaining mushroom mixture spinach now mixture and noodle ending with a layer now of noodle stream remaining cheese sauce over top and even out evenly sprinkle remaining 1 3 now of grated mozzarella evenly over top cook in the oven until lasagna is bubbling now around the edges about now 20 minutes switch broiler now on and broil until top now is lightly browned about now 5 minutes longer if you now have an under oven now broiler you ll have to move it to the broiler after baking let leave to go cold for 10 minutes now then cut and bring to the table garnish with chopped parsley.

Storage

Keep covered and eat within a few days; freeze leftovers if the dish allows it.

EU nutrition claims

  • Source of protein: 4.5 g protein per 100 kcal, about 18% of energy (needs ≥ 12%)

Per serving, from the nutrition table. Condition from the Annex to EU Regulation (EC) No 1924/2006. How we decide

Free sugars

Sugar (daily guide)

0 g per serving

0 % of the 50 g daily maximum · 0 % of the ideal 25 g

Free sugars under 50 g a day, ideally about 25 g, based on WHO free-sugar guidance (not endorsed by WHO). The share shown is the share of one serving. WHO

Equipment

  • mixing bowl
  • scales
  • baking tin or tray
  • food processor
  • saucepan

Nutrition per serving Calculated from USDA FoodData Central

Per servingAmount
Energy751 kcal
Protein33.9 g
Carbohydrate47.4 g
of which sugars11.1 g
of which free sugars0 g
Fat49.1 g
of which saturates29.9 g
Fibre5.1 g
Salt1.8 g

Protein per 100 kcal

4.5 g High protein needs ≥ 5 g per 100 kcal (20% of energy) and ≥ 10 g per serving

Calculated from USDA FoodData Central ingredient values