Sides, Vegetarian

Spinach Gratin

Cooking method:

Ninja Foodi Multi-Cooker OP300
  • Prep Time: 5 mins
  • Total time: 35 mins
  • Skill Easy
  • Serves 6 people

Spinach Gratin


Tip: Allergy Advice

This dish contains the following allergens: Dairy, Milk


  • 800g baby spinach
  • 2 tbsp butter
  • 1 tbsp olive oil
  • 1 onion, chopped
  • 2 cloves of garlic, crushed
  • 2 tbsp plain flour
  • 400ml whole milk
  • 100g gruyère cheese, grated
  • 3 tbsp breadcrumbs
  • 3 tbsp parmesan or vegetarian hard cheese, grated
  • ½ tsp freshly grated nutmeg
  • salt and pepper

Cooking mode

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  • Step 1

    Place olive oil and butter in pot, select SEAR/SAUTÉ and set to MD:HI, select START/STOP to begin and allow butter to melt. Add onion to pot and cook until softened, approximately 10 minutes. Add garlic and cook for a further 2 minutes.

  • Step 2

    Reduce temperature to MD, and sprinkle flour onto onions. Mix and cook for two minutes creating a roux. While stirring, very slowly add milk to roux, ensuring milk is mixed into the roux and roux is smooth. Add nutmeg and salt and pepper.

  • Step 3

    Add spinach by the handful, stirring after each addition. Ensure spinach is completely wilted.

  • Step 4

    Select START/STOP, and stir gruyère into spinach.

  • Step 5

    Sprinkle breadcrumbs and parmesan onto the top of spinach mixture.

  • Step 6

    Close crisping lid and Select GRILL, set time to 6 minutes. Check spinach after 4 minutes and if browned to your liking, serve immediately. If not continue cooking for 2 more minutes.

  • Step 7

    Serve warm straight from the Foodi. Enjoy!