White asparagus, spinach and Parmesan gratin

White asparagus, spinach and Parmesan gratin

Main dishes

A gratin of white asparagus served on wilted spinach, topped with a cream and Parmesan sauce flavored with nutmeg, and then baked in the oven at 200 °C.

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This gratin combines white asparagus and spinach in a creamy sauce with a hint of Muscadine wine. It is served as a main course, alongside roasted root vegetables.

Ingredients and directions

  • Prep time25 min
  • Cook time45 min
  • Total1 hr 10 min
  • DifficultyEasy
  • CostModerate
  • Cooking methodOven baking
  • Estimated cost$22.90 $3.82 / serving Estimated price; varies by store. Converted from euros at the ECB rate of October 15, 2026.
  • Vegetarian

Ingredients

6 people
  • $16.35
  • $4.62
  • $0.90
  • $0.28
  • $0.12
  • $0.07
  • $0.35
  • $0.21

Prices from US supermarkets for 6 of 8 ingredients; Belgian prices for the rest.

Directions

  1. Peel the asparagus, remove the tough ends, and then cook them for 10 to 15 minutes in lightly salted and sweetened boiling water.
  2. Wash the spinach and peel the onion, then chop it. ≈ 8 min
  3. Melt 1 tablespoon of butter and sauté the onion.
  4. Add the spinach and continue cooking for about 5 minutes.
  5. Season with salt, pepper, and nutmeg. ≈ 2 min
  6. Drain the asparagus, reserving the cooking water. ≈ 2 min
  7. Melt the remaining butter, sprinkle with flour, then deglaze with 250 ml of the asparagus cooking liquid, along with the cream and milk. Simmer for 5 minutes.
  8. Add 2 tablespoons of Parmesan cheese and adjust the seasoning as needed. ≈ 4 min
  9. Arrange the asparagus in a buttered gratin dish, cover with spinach, pour over with sauce, and sprinkle with the remaining Parmesan cheese. ≈ 3 min
  10. Bake in a preheated oven at 200 °C (180 °C with a fan), for 30 to 35 minutes, or until the gratin is golden brown.

The bill

White asparagus, spinach and Parmesan gratin

  • 1.2 kg of fresh white asparagus$16.35
  • 375 g of fresh spinach, in bunches$4.62
  • 5 tablespoons of grated Parmesan cheese$0.90
  • 2 tablespoons of butter$0.28
  • 125 ml of milk$0.12
  • 3 tablespoons of flour$0.07
  • 1 egg yolk$0.35
  • 1 small onion$0.21

Total$22.90

that's $3.82 per person

Estimated price; varies by store.

Before you start

Ingredients

  • 1.2 kg of fresh white asparagus
  • 375 g of fresh spinach, in bunches
  • 125 g of cream
  • 5 tablespoons of grated Parmesan cheese
  • 2 tablespoons of butter
  • salt and sugar, to taste
  • 125 ml of milk
  • 3 tablespoons of flour
  • 1 egg yolk
  • 1 small onion
  • salt, pepper, chopped walnuts, nutmeg, to taste

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