Pickled Walnut Tart Recipe- Cookitsimply.com

Ingredients

• 6 oz plain shortcrust pastry
• 14 oz jar pickled walnuts
• 2 red onions (finely chopped)
• 2 tablespoons olive oil
• 2 eggs (lightly beaten)
• 1/2 pint double cream
• 3 oz Gloucester or Leicester cheese (crumbled)
• 3 oz medium Cheddar cheese (grated)
• 1/2 teaspoon wholegrain mustard
• salt and freshly ground black pepper
• finely chopped chives or parsley (to garnish)