
McDonald’s Filet-o-Fish Burger
The McDonald’s Filet-O-Fish is a classic burger made with a crispy white fish fillet, creamy tartare sauce, and a slice of cheddar cheese, all inside a soft steamed bun. It’s a light yet satisfying choice that many people enjoy for its simple and fresh taste. Each portion comes in at 316 calories, making it a balanced pick for those looking for a lighter option on the menu. The fish is sourced from MSC-certified sustainable fisheries, ensuring quality and responsibility in every bite. If you’re craving something bigger, the Double Filet-O-Fish from the McDonald’s menu is also worth trying.
Price: £4.89
A medium Filet-O-Fish meal costs £6.79, while the large meal is priced at £7.59.
Filet o Fish Ingredients
Each part of the Filet-O-Fish adds something special to the burger, from the crispiness of the fish fillet to the creamy tartare sauce. The cheddar slice gives a mild, savoury touch, while the soft steamed bun brings it all together in a simple, classic way. The table below highlights the key ingredients along with their calorie contribution.

| Ingredient | Calories (kcal) | Description |
|---|---|---|
| Fish Filet Portion | 113 | Crispy Alaska Pollock fillet in a golden coating |
| Tartare Sauce | 40 | Creamy sauce with gherkins, onions, and capers |
| Cheddar Cheese Slice (Processed) | 24 | Mild cheese for a savoury balance |
| Regular Bun | 139 | Steamed soft bun that holds everything together |
Mcdonald’s Fish o Filet Nutritional Information
When it comes to nutrition, the Filet-O-Fish strikes a balance between taste and lightness. It offers a decent amount of protein along with moderate carbs, making it a filling option without being overly heavy. With its mix of fish, cheese, and bun, it provides steady energy while still keeping calories in check. The table below shows the full nutritional breakdown per portion, including reference intake values for an average adult.
| Nutrition | Per Portion | %RI* |
|---|---|---|
| Energy (kJ) | 1324 | 16% |
| Energy (kcal) | 316 | 16% |
| Fat (g) | 13 | 18% |
| of which Saturates (g) | 2.1 | 11% |
| Carbohydrates (g) | 36 | 14% |
| of which Sugars (g) | 5.4 | 6% |
| Fibre (g) | 2.2 | – |
| Protein (g) | 14 | 29% |
| Salt (g) | 1.4 | 23% |
RI = Reference Intake of an average adult (8400kJ/2000kcal).
Fillet Fish Mcdonald’s Allergens Breakdown
McDonald’s provides detailed allergen guidance so customers can make informed choices. The Filet-O-Fish contains common allergens such as fish, wheat, egg, milk, and mustard, which are clearly listed for transparency. Since the bun may also contain traces of sesame, milk, barley, or rye, sensitive customers need to check carefully. The table below highlights each component of the burger and the allergens it contains.
| Component | Allergens Present |
|---|---|
| Fish Filet Portion | FISH, WHEAT |
| Tartare Sauce | EGG, MUSTARD |
| Cheddar Cheese Slice (Processed) | MILK |
| Regular Bun | WHEAT(may contain traces of sesame seeds, milk, barley, rye) |
FAQ’s
The Filet-O-Fish is made with white fish such as Hoki or Alaska Pollock, sourced from MSC-certified sustainable fisheries.
Yes, it contains a genuine fish fillet portion, coated in a light, crispy crumb.
One Filet-O-Fish contains 316 calories per portion.
Yes, it contains fish, wheat, milk, egg, and mustard. The bun may also contain traces of sesame, barley, and rye.