Potato, salad onion and cheese rosti

You can make this as one large rosti or smaller individual portions. Mix it up by adding chopped ham, grated parsnip and a variety of herbs. It’s great with a fried egg.

  • Preparation time: 20 minutes
  • Cooking time: 45 minutes
  • Total time: 1 hour 5 minutes

Serves: 4


600g baking potatoes (about 2), peeled and grated

150g essential Waitrose cheddar cheese, grated

100g blue cheese, crumbled

2 bunches essential Waitrose salad onions, finely chopped

1 essential Waitrose egg and 1 egg yolk, beaten together

2 tbsp Marmite

500g spring greens, sliced


1. Preheat the oven to 180˚C, gas mark 4. Put the grated potato in a sieve set over a bowl; use your hands to squeeze out the excess liquid. Mix with the cheeses, salad onions and eggs. Season with pepper.

2. Brush the base of a 26cm non-stick, ovenproof frying pan with the Marmite and tip in the filling, spreading it evenly over the pan. Bake for about 45 minutes, until golden and cooked through.

3. Meanwhile, blanch the spring greens in boiling water for 2-3 minutes, then drain. Slice the rosti and serve with the greens.