Battered Cod With Marie Rose Sauce

I found this in a magazine.

• Ready In: 30 mins
• Serves: 6

Ingredients

• 1⁄2 cup mayonnaise
• 2  tablespoons ketchup
• 1  tablespoon lemon juice
• 1  teaspoon Tabasco sauce
• 1 3⁄4 cups water
• 2  cups flour, plus more for dusting
• 1⁄2 teaspoon salt
• 1⁄4 teaspoon baking soda
•  vegetable oil
• 2  lbs  skinless cod fish fillets, cut into 4-inch pieces

Directions

1. SAUCE:.
2. In a bowl, whisk mayonnaise with ketchup, lemon juice, and Tabasco. Set aside.
3. FISH:.
4. Pour water into large bowl. With mixer at low speed, beat in 2 cups fliour, 1/2 tsp salt, and baking soda.
5. In large saucepan, heat oil to 360 degrees. Dust 5 pieces of cod with flour, tapping off excess. Dig cod in batter; add to hot oil.
6. Fry to golden brown and crisp, about 7 minutes. Using slotted spoon, remove from oil and transfer to a rack lined with paper towels.
7. Repeat with remaining fish and batter.
8. Sprinkle with salt, if desired, and serve with sauce.