Captain D’s Batter Dipped Fish

INGREDIENTS:

vegetable oil for frying
1 1/2 cups all-purpose flour
1/2 cup cornstarch
1 tablespoon baking powder
2 teaspoons kosher salt
1/2 teaspoon cayenne pepper
1 1/2 cups water
2 pounds cod, hake, or other white fish

DIRECTIONS:

Preheat the oil to 350°F in a deep fryer or a medium-sized saucepan.
In a medium bowl, combine the flour, cornstarch, baking powder, salt, and cayenne pepper. Whisk in the water. The batter will get a little foamy. Continue to mix.
Pat the fish dry with a paper towel to remove excess moisture. Dip the fish in the batter to fully coat each fillet.
Deep-fry the fillets for 3 to 4 minutes until they are golden brown …