ounces/55 grams self raising flour (divided) if you not have self tasing flour than you can use all-purpose flour and add 1 tsp baking powder and 1/4 tsp salt ) • ounces/55 grams cornstarch • Sea salt, • Black pepper, • sparkling water • fish fillets (thick, white fish, preferably sustainable cod, tilapia, pollock, or haddock) • potatoes (peeled) • quart/1 liter vegetable oil (or olive oil for frying) • real Mayonnaise • finely chopped dill pickles • dill (fresh or frozen), OR 1 Tbsp finely chopped fresh parsley • lemon juice •