Roast French Onion Soup
Clock Image
Prep: 15 mins
Cook: 1 hr
Time to brush up your French. Roasting the onions for this warming soup lends the most intense flavour.
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Ingredients you'll need
  • A 1kg bag of onions
  • A handful of thyme
  • 4 garlic cloves
  • A 50g bag of sun dried tomatoes
  • 1 vegetable stock cube
From your kitchen
  • 2 tbsp olive oil
  • Sea salt and freshly ground pepper
  • 2 tbsp balsamic vinegar (the freebie from your first order)
  • 750ml boiling water
You'll need
  • Roasting tin
  • Heatproof jug
Step by step this way
  • 1.

    Heat your oven to 180°C/Fan 160°C/Gas 4. Peel the onions and slice them into rings around ½ cm thick. Add to a roasting tin with the oil. Season well and turn to coat everything in the seasoning. Add most of thyme sprigs to the tin. Roast for 35 mins.

  • 2.

    Stir the whole garlic cloves and 2 tbsp balsamic vinegar through the onions. Roast for another 15-20 mins till the onions are golden brown and the garlic is soft. Cover the sun dried tomatoes with boiling water. Leave to soak till soft.

  • 3.

    Crumble the stock cube into a jug. Add 750 ml boiling water and stir to dissolve it. Lift the thyme sprigs out of the tin. Pick out the garlic cloves and squish the flesh from the skins with a fork. Stir the garlic back into the onions with the stock.

  • 4.

    Taste the soup and season if needed. Drain the tomatoes and slice them into strips. Ladle the soup into bowls. Top with the tomatoes and remaining thyme leaves. Drizzle over more balsamic vinegar to taste.