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Prep Time: 30 minutes
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Soak/Rest Time: 30 minutes
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Cook Time: 30 minutes
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Total Time: 1 hour 30 minutes
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Recipe Skill Intensity: Medium (Requires accurate oil temperature control and deep-frying confidence)
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Yield: 4 servings
Equipment Needed
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Deep-fry thermometer or digital infrared thermometer
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Heavy-bottomed Dutch oven, deep cast-iron skillet, or dedicated counter deep fryer
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Spider strainer or slotted spoon
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Wire cooling rack fitted over a baking sheet
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Large mixing bowls and paper towels
Ingredients List
For the Chips (Fries)
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2.5 lbs (1.1 kg) Russet or Yukon Gold potatoes, peeled and cut into 1/2-inch thick batons
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2 tbsp White vinegar (for soaking water)
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1.5 Quarts Neutral oil (Peanut, Canola, or Sunflower oil for frying)
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Sea salt, to taste
For the Beer-Battered Fish
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1.5 lbs (680g) Cod or Haddock fillets, skinless, cut into 4 equal portions
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1 cup (125g) All-purpose flour, plus 1/2 cup extra for dredging
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2 tbsp Cornstarch (creates an extra crisp barrier)
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1 tsp Baking powder
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1/2 tsp Garlic powder
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1/2 tsp Paprika
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1 tsp Fine sea salt
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1/2 tsp Freshly cracked black pepper
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1 cup (240ml) Ice-cold dark ale, lager, or sparkling water
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1 Large egg white, whipped to soft peaks (optional, for maximum lightness)
Traditional Serving Accompaniments
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Lemon wedges
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Tartar sauce
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Malt vinegar
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Mushy peas
Heat & Cooking Intensity Guide
Deep-frying requires precise thermal management. Ensure your oil stays within these specific temperature ranges:
| Stage | Target Temperature | Stovetop Intensity / Setting | Purpose |
| Chip Par-Fry (First Fry) | 325°F (160°C) | Medium Heat | Cooks potato interior until tender without browning exterior. |
| Chip Final Fry (Second Fry) | 375°F (190°C) | Medium-High Heat | Crisp-fries potato exterior to a deep golden amber color. |
| Fish Batter Fry | 350°F – 365°F (175°C – 185°C) | Medium-High Heat | Expands batter instantly while cooking fish evenly inside. |
Step-by-Step Instructions
Step 1: Prep and Blanch the Potatoes
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Cut: Slice peeled potatoes into uniform 1/2-inch chips.
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Soak (20 mins): Place potato cutlets into a bowl of cold water mixed with 2 tbsp white vinegar. This strips excess surface starches so the chips won’t burn prematurely.
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Par-Boil (5 mins): Drain chips and transfer to a pot of salted boiling water. Boil for 4–5 minutes until slightly soft at the edges but holding shape. Drain thoroughly and pat completely dry with paper towels.
Step 2: Par-Fry the Chips (First Fry)
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Heat neutral oil in your pot to 325°F (160°C) over medium heat.
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Fry potato batons in batches for 5 minutes. They should be pale and cooked through, but not brown.
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Remove with a spider strainer and spread onto a wire rack. Let cool completely (or freeze for 20 minutes for maximum crispiness later).
Step 3: Prepare the Batter & Fish Dredge
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Drying Fish: Pat cod or haddock fillets completely dry with paper towels. Season lightly with salt and black pepper.
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Dredge Station: Fill a shallow dish with 1/2 cup of plain flour.
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Batter Mix: In a separate large bowl, whisk together 1 cup flour, cornstarch, baking powder, garlic powder, paprika, sea salt, and black pepper.
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Combine: Right before frying, pour the ice-cold beer into the dry batter mix. Whisk gently until just combined (a few small lumps are okay—do not overmix, or gluten will form and lower crispiness).
Step 4: Fry the Fish
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Increase oil temperature to 350°F–365°F (175°C–185°C).
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Lightly coat each fish fillet in the plain flour dredge, shaking off any excess.
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Dip fillet into the cold batter, ensuring total coverage, then lower slowly into the hot oil, holding the fillet halfway in for 3 seconds before letting go (this prevents sticking to the pot bottom).
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Fry for 6–8 minutes, flipping midway, until the batter turns golden brown and reaches an internal fish temperature of 145°F (63°C).
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Transfer fish to the wire rack and salt immediately.
Step 5: Final Fry for the Chips (Second Fry)
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Raise oil heat to 375°F (190°C).
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Return par-fried chips into the hot oil in batches.
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Fry for 3–4 minutes until blistered, crispy, and rich golden brown.
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Transfer chips to a fresh rack, toss with sea salt, and serve hot alongside fish, lemon wedges, and malt vinegar.
Storage & Reheating Instructions
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Refrigeration: Store leftover fish and chips in separate airtight containers lined with paper towels for up to 2 days.
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Reheating Chips: Spread on a baking sheet and heat in a preheated oven or air fryer at 400°F (200°C) for 5–7 minutes until crisp.
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Reheating Fish: Place battered fish on a wire rack over a baking sheet and bake at 375°F (190°C) for 8–10 minutes. Avoid microwave reheating as it causes the batter to turn soggy.
Complete Nutritional Information
Values are calculated estimates per individual serving (1 fillet portion + 1 serving of chips).
| Metric | Amount Per Serving | % Daily Value (DV)* |
| Calories | 780 kcal | — |
| Total Fat | 34g | 44% |
| Saturated Fat | 4.5g | 23% |
| Trans Fat | 0g | — |
| Cholesterol | 75mg | 25% |
| Sodium | 890mg | 39% |
| Total Carbohydrate | 78g | 28% |
| Dietary Fiber | 6g | 21% |
| Total Sugars | 2g | — |
| Protein | 42g | 84% |
| Vitamin D | 1.2mcg | 6% |
| Calcium | 65mg | 5% |
| Iron | 3.8mg | 21% |
| Potassium | 920mg | 20% |