Cheesy leek and potato bake

Serve this comfort food as a side to some meat, or just eat it on its own!

Cheesy Leek and Potato Bake
serves 4

900g maris piper potatoes, peeled and cut into 2cm pieces
50g butter
3 leeks, trimmed and cut into 1cm slices
200g mature cheddar, grated
1 large egg, lightly beaten

Preheat the oven to 220c/gas 7. Cook the potatoes in boiling water until tender. Meanwhile melt half the butter in a pan and gently cook the leeks until for about 10 minutes.

Drain and mash the potatoes with the remaining butter, the egg and three quarters of the cheese. Season and add the leeks. Transfer to a large ovenproof dish and sprinkle the remaining cheese over the top. Bake for 10 minutes until the top is golden.