Cheesy mustard mash
Serves 4 Prep 10 mins Cook 25 mins 37p a portion 275 kcals, 8g fat, 4g sat. fat, 2g sugar
1kg Maris Piper potatoes, cut into chunks 4 tbsp low-fat crème fraîche 50g very strong cheddar, grated 2 tbsp wholegrain mustard 1 tbsp thyme leaves
1 Boil the potatoes in salted water for 20 mins or until tender, then drain.
2 Heat the grill to high. Mash the potatoes until smooth, then beat in the crème fraîche and half the cheese. Season to taste, then spoon the hot mash into a medium baking dish and smooth the top.
3 Mix together the rest of the cheese, the mustard and thyme leaves. Spread over the mash with a spatula or the back of a spoon. Grill until the cheese is melting and golden, then serve with the beef.