Your privacy settings

We and our 18 partners store and/or access information on a device, such as unique IDs in cookies to process personal data. You may accept or manage your choices by selecting accept or reject all, or at any time in the privacy policy page. These choices will be signalled to our partners and will not affect browsing data. Your choices will change how we tailor your shopping experience on our website.

To modify your consent choices, you can do so by clicking on Cookie settings in the footer.

We and our partners process data to

Use precise geolocation data. Actively scan device characteristics for identification. Store and/or access information on a device. Personalised advertising and content, advertising and content measurement, audience research and services development.

Sign inRegister

Parmesan onion gratin with crispy breadcrumbs recipe

Parmesan onion gratin with crispy breadcrumbs

Position the humble British onion centre stage with this melt-in-the-mouth autumn dish.

See method
  • Serves 4
  • 10mins to prepare and 40mins to cook
  • 330 calories / serving

    Ingredients

    • 4 onions
    • 2 tbsp extra-virgin olive oil
    • 125ml (4fl oz) double cream
    • 3 sprigs fresh thyme
    • 50g (2oz) grated Parmesan
    • 1 slice sourdough bread

    Ready to shop?

    Shop ingredients

    Each serving contains

    Energy
    1360kJ 330.0kcal
    16%
    Fat
    26g
    high37%
    Saturates
    14g
    high70%
    Salt
    0.5g
    low0%
    Sugars
    9g
    medium10%

    of the Reference intake

    Carbohydrate 16.3gProtein 7.5gFibre 2.9g

    Method

    1. Preheat the oven to gas 5, 190°C, fan 170°C.
    2. Put the onions on a baking sheet lined with nonstick baking paper. Season well, drizzle with 1tbsp of the olive oil and bake for 15 minutes.
    3. Remove the onions from the oven and put them in a large shallow baking dish. Pour the cream over, then sprinkle with the thyme and Parmesan.
    4. Mix the remaining olive oil with the breadcrumbs and spoon on top of the gratin. Bake for 20-25 minutes or until golden and bubbling.

          You may also like

          Bacon, red onion and blue cheese pasta
          Image of "Bacon, red onion and blue cheese pasta"
          Potato and butternut squash gratin
          Image of "Potato and butternut squash gratin"
          Greek potato gratin
          Image of "Greek potato gratin"
          Celeriac, kale and potato gratin
          Image of "Celeriac, kale and potato gratin"