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French onion frittata

French onion frittata


Cooking the onions low and slow like this really brings out their natural sweetness

  • Feeds 4 Feeds 4
  • Ready in 45 minutes

Each serving contains

  • Energy
    1650kj 396kcal
  • Fat
    High 36%
  • Saturates
    High 48%
  • Sugar
    Low 12%
  • Salt
    Low 11%

% of adult’s reference intake | Carbohydrates per serving : 22g


  • 2 tsp Co-op olive oil
  • 25g Co-op unsalted butter
  • 750g bag onions, sliced
  • 2 garlic cloves, crushed
  • 1 tsp dried mixed herbs, plus extra to serve
  • 7 Co-op large British free range eggs, beaten
  • 40g pack Co-op garlic and herb croutons
  • 50g Co-op Irresistible Comté, grated


  1. Heat the oil and butter in a nonstick ovenproof frying pan
  2. Cook the onion over a low heat for around 20 mins, until really soft and golden
  3. Add the garlic and dried herbs, then cook for another 2 mins
  4. Season the egg and add to the pan. Stir gently, then cook over a low heat for 8-10 mins, until the frittata is almost set. While it’s cooking, preheat the grill to medium-high.
  5. Scatter over the croutons and grated Comté, then grill for 3-4 mins, until the top is set and the cheese is bubbling
  6. Sprinkle with more of the dried mixed herbs to serve