200²µ/7ΒΌ΄Η³ϊ plain flour
4 tbsp plain flour
75²µ/2Β½΄Η³ϊ cornflour
1 tsp fine sea salt
Β½ tsp fine sea salt
sunflower oil, for deep frying
2 tbsp white wine vinegar
4 x 200²µ/7ΒΌ΄Η³ϊ thick white fish fillets, such as haddock or whiting
330ml/11Β½fl oz real ale
chips, to serve