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In this savoury tart, peppery watercress, caramelised onions and sweet red pepper combine for a terrific taste.
Ready in 2 hours 40 mins
Parmesan cheese is not truly vegetarian, as it contains animal rennet. To make this dish 100% vegetarian, omit the cheese or find a suitable vegetarian substitute made without animal rennet. In supermarkets look for the 'parmesan style hard cheeses' which are suitable for vegetarians.