Go veggie for a day and celebrate National Vegetarian Week, from 16-22 May, with a delicious recipe for a meat-free breakfast

1. Peel and coarsely grate potatoes, parsnips, beetroot and onion into a clean tea towel and ring out as much moisture as possible.
2. In a large bowl, mix the grated vegetables with parsley, cayenne pepper and rice flour. Add the beaten eggs to hold the mixture together and form into 4 or 6 patties.
3. Add rostis to hot oil and butter and fry for 3 to 4 minutes on each side.
4. Meanwhile, poach the eggs in boiling water.
5. Drain cooked rostis on kitchen paper before putting them on warmed plates and topping with a poached egg.