Ingredients

  • 1 tbsp olive oil
  • 3 None large onions, finely sliced
  • 1/4 cup brown sugar
  • 2 tbsp balsamic vinegar
  • 1 lb potatoes, cut into 1/2 inch chunks, parboiled
  • 2 sheets puff pastry
  • 2 None large eggs
  • 1/2 cup cream
  • 1/2 cup fontina cheese, grated
  • 2 tsp fresh thyme leaves, plus extra small sprigs
  • None None green salad, to serve

Method

  • Preheat oven to 400°F. Line a baking tray with baking paper.
  • Heat oil in a large frying pan on medium. Cook onions, stirring, for 5 mins, until softened but not colored. Add sugar and vinegar and cook, stirring, for 20 mins, or until onions have caramelized. Stir in potatoes. Remove from heat.
  • Join edges of pastry sheets to form one large rectangle. Trim rectangle to fit prepared tray. Cut a 1/2 inch strip from each side of rectangle. Lay around outside edges to make a border.
  • Spread onion mixture over pastry, keeping within border. Whisk together eggs and cream and carefully pour over onion mixture. Scatter over fontina and thyme leaves.
  • Bake for 20 mins, or until puffed and golden, and eggs are set. Scatter with extra thyme sprigs. Serve with a green salad.