900 g potatoes
sunflower oil , for deep-frying
225 g white fish fillets , skin off, pin-boned
225 g plain flour, plus extra for dusting
285 ml cold beer
3 tsp heaped baking powder
Mushy Peas
a few sprigs of fresh mint
1 knob of unsalted butter
4 handfuls of podded peas
0.50 a lemon