Ingredients

450g Co-op Maris Piper potatoes (about 3 medium), left whole 125g bunch Co-op spring onions 1 tbsp Co-op olive oil, plus extra for greasing 75g Co-op British white mature Cheddar, grated 2 tbsp Co-op unsalted butter 1 large Co-op British free range egg Green salad, to serve;

Method

Preheat the oven to 200°C/fan 180°C/Gas 6 Put the potatoes in a large pan, cover with water and bring to the boil Simmer for 10 mins, drain, then leave to cool Toss the onions in the oil, season and roast in the oven for 10-15 mins, until lightly golden, then allow to cool Peel the potatoes, then coarsely grate Wrap in a clean tea towel and squeeze out the excess moisture Season, then mix with half the cheese Put the potato mixture on a lined, greased baking tray and press down into a disc, roughly 25cm wide and 1cm thick Dot the butter over the top and bake for 30 mins, until golden Top with the remaining cheese and the salad onions, and crack the egg into the centre Bake for 10-12 mins more, until the cheese has melted and the egg is cooked Serve with the salad