Caramelized Onion, Mushroom and Spinach Quiche

Caramelized Onion, Mushroom and Spinach Quiche

  • Preparation 45 min
  • Cooking 45 min
  • Chilling 30 min
  • Servings 1
  • Makes 6 servings
  • Freezes Yes
  • Vegetarian

Categories

Ingredients

  • Shortcrust Pastry

    • 1 ½ cups (225 g) unbleached all-purpose flour
    • ¼ tsp salt
    • ½ cup (115 g) cold unsalted butter, diced
    • ½ cup (125 ml) plain yogurt
    • ¼ cup (60 ml) ice water
  • Filling

    • 2 small red onions, cut into ¼-inch (5 mm) rounds
    • 1 tbsp (15 ml) balsamic vinegar
    • 2 tbsp (30 ml) olive oil
    • 4 oz (115 g) white mushrooms, thinly sliced
    • 6 cups (140 g) baby spinach, coarsely chopped
    • 8 eggs
    • 1 cup (250 ml) 15% cooking cream or 35% cream
    • ½ cup (50 g) Gruyère cheese, grated

Preparation

  • Shortcrust Pastry

  • Filling

Personal Note