Vegan Pesto, Mushroom and Tomato Tart with Crispy Leeks

A simple, tasty and colourful tart packed with vegetables INGREDIENTSFor the pesto3 large handfuls of kale, tough stems removed100g whole, blanched hazelnuts30g basil leavesJuice of half a lime1 clove garlicOlive oilSea salt 1 pack of ready rolled puff pastry150g mushrooms – sliced1 leek – halved lengthways then finely slicedA handful of cherry tomatoes – halvedChili...