1 Braeburn apple, cored and dicedÌý
¼ celeriac, peeled and dicedÌý
2 tbsp chives, chopped
½ tbsp English mustard ±è´Ç·É»å±ð°ùÌý
12²µ/½´Ç³ú plain flour
1 tsp wholegrain mustardÌý
few splashes Worcestershire sauceÌý
salt and freshly ground black pepper
25g/1oz fresh or dried breadcrumbsÌý
2 tbsp olive oilÌý
large pinch salt
splash cider vinegarÌý
350g/12oz mature cheddar
1 free-range egg, plus 1 free-range egg yolkÌý
75ml/2½fl oz full-fat milkÌý
2 x 200g/7oz natural smoked haddockÌýfillets