750²µ/1Β½±τ²ϊ Pink Fir Apple potatoes, peeled, parboiled and sliced into 1cm/Β½in pieces
2 large onions, finely sliced
salt and freshly ground pepper
250g/8oz handful fresh spinach, cooked and roughly chopped
1 tbsp olive oil
25g/1oz butter
10 free-range eggs, lightly beaten