Gratin of chard and new potatoes recipe
 Serve this gratin as a first course, as a side dish with grilled chicken, or perhaps just on its own with a fresh tomato salad and good bread on the side. 5 tbsp olive oil, plus extra for greasing450g/1lb ruby or Swiss chard, stems and broad ribs cut into 1cm/½in pieces, leaves finely slicedsalt and freshly ground black pepper60g/2oz black olives, stones removed2 canned anchovy fillets, chopped2 sun-dried tomatoes, chopped½ tbsp capers, rinsed and drained 1 tbsp chopped fresh parsley400g/14oz new potatoes, scrubbed, boiled until just tender, drained and sliced60g/2oz gruyère cheese, grated30g/1oz parmesan, freshly grated 5 tbsp olive oil, plus extra for greasing 450g/1lb ruby or Swiss chard, stems and broad ribs cut into 1cm/½in pieces, leaves finely sliced salt and freshly ground black pepper 60g/2oz black olives, stones removed 2 canned anchovy fillets, chopped 2 sun-dried tomatoes, chopped ½ tbsp capers, rinsed and drained 1 tbsp chopped fresh parsley 400g/14oz new potatoes, scrubbed, boiled until just tender, drained and sliced 60g/2oz gruyère cheese, grated 30g/1oz parmesan, freshly grated Method Preheat the oven to 190C/375F/Gas 5.Heat two tablespoons of the olive oil in a wide, lidded pan and add the chopped chard ribs. Stir, then cover and cook over a low heat for four minutes, stirring occasionally.Add the leaves, stir, then cover again and cook for a further five minutes, or until just tender. Season with salt and freshly ground black pepper and set aside.Place the olives, anchovies, sun-dried tomatoes, capers, parsley and two tablespoons of olive oil into a food processor and blend to make a smooth paste.Lightly oil a 30cm/12in ovenproof dish. Place a layer of the chard, along with any cooking juices, and a layer of the cooked potatoes into the dish. Spread a little of the olive paste over the chard and potatoes and season with freshly ground black pepper. Continue to layer up the chard and potato, spreading more of the olive paste between each layer and finishing with a layer of chard.Mix the gruyère and parmesan in a bowl and sprinkle over the top of the gratin. Drizzle over the remaining tablespoon of olive oil.Transfer to the oven and bake for about 25-30 minutes, until the cheese is browned and bubbling. Serve hot or warm. Preheat the oven to 190C/375F/Gas 5. Preheat the oven to 190C/375F/Gas 5. Heat two tablespoons of the olive oil in a wide, lidded pan and add the chopped chard ribs. Stir, then cover and cook over a low heat for four minutes, stirring occasionally. Heat two tablespoons of the olive oil in a wide, lidded pan and add the chopped chard ribs. Stir, then cover and cook over a low heat for four minutes, stirring occasionally. Add the leaves, stir, then cover again and cook for a further five minutes, or until just tender. Season with salt and freshly ground black pepper and set aside. Add the leaves, stir, then cover again and cook for a further five minutes, or until just tender. Season with salt and freshly ground black pepper and set aside. Place the olives, anchovies, sun-dried tomatoes, capers, parsley and two tablespoons of olive oil into a food processor and blend to make a smooth paste. Place the olives, anchovies, sun-dried tomatoes, capers, parsley and two tablespoons of olive oil into a food processor and blend to make a smooth paste. Lightly oil a 30cm/12in ovenproof dish. Place a layer of the chard, along with any cooking juices, and a layer of the cooked potatoes into the dish. Spread a little of the olive paste over the chard and potatoes and season with freshly ground black pepper. Continue to layer up the chard and potato, spreading more of the olive paste between each layer and finishing with a layer of chard. Lightly oil a 30cm/12in ovenproof dish. Place a layer of the chard, along with any cooking juices, and a layer of the cooked potatoes into the dish. Spread a little of the olive paste over the chard and potatoes and season with freshly ground black pepper. Continue to layer up the chard and potato, spreading more of the olive paste between each layer and finishing with a layer of chard. Mix the gruyère and parmesan in a bowl and sprinkle over the top of the gratin. Drizzle over the remaining tablespoon of olive oil. Mix the gruyère and parmesan in a bowl and sprinkle over the top of the gratin. Drizzle over the remaining tablespoon of olive oil. Transfer to the oven and bake for about 25-30 minutes, until the cheese is browned and bubbling. Serve hot or warm. Transfer to the oven and bake for about 25-30 minutes, until the cheese is browned and bubbling. Serve hot or warm.