Enjoy a delicious big arch burger meal for only £9.99.

Ingredients in the Big Arch

The Big Arch stands out on the UK McDonald’s menu thanks to its carefully layered ingredients that balance richness, crunch, and freshness. Each component is selected to enhance flavour and texture—starting with juicy British beef patties, followed by creamy cheddar and topped with crispy onions for extra bite. The signature Big Arch sauce ties everything together with a tangy, slightly sweet kick, making every bite more satisfying. If you’re wondering what gives this burger its bold and indulgent taste, the breakdown below explains each ingredient clearly.

Ingredient	Description
Beef Patties	Two 100% British beef patties, seasoned simply to deliver a juicy, rich flavour.
Poppy & Sesame Bun	Soft, lightly toasted bun topped with poppy and sesame seeds for added texture.
White Cheddar Slices	Smooth, creamy cheddar that melts perfectly, adding a rich and savoury layer.
Big Arch Sauce	A signature blend of tomato, mustard, and egg yolk for a tangy, bold taste.
Lettuce (Iceberg)	Fresh and crisp lettuce that adds a light, refreshing crunch.
Crispy Onions	Golden fried onions that bring a crunchy texture and deep savoury flavour.
Pickle Slices	Sharp and tangy gherkins that balance the richness of the burger.
Onions	Fresh slivered onions for an extra layer of flavour and slight bite.

Mcdonald’s Arches Burger Nutritional Information

The Big Arch is a calorie-dense burger on the UK McDonald’s menu, designed to provide a satisfying balance of protein, fats, and carbohydrates in a single portion. With 1057 kcal per serving, it is best suited for those with larger appetites or anyone looking for a more filling meal. The high protein content (57g) supports satiety, while the fat and saturated fat levels reflect its rich ingredients such as beef patties, cheese, and sauce. The table below presents a clear nutritional overview based on official values, helping you understand how this burger fits into your daily dietary intake.

Nutrient	Per Burger	%RI*
Energy (kcal)	1057	53%
Protein	57 g	114%
Carbohydrates	54 g	21%
of which Sugars	15 g	16%
Fat	67 g	96%
of which Saturates	26 g	132%
Fibre	4 g	–
Salt	4.1 g	69%

%RI = Reference Intake of an average adult (8400kJ/2000kcal).

Big Arch Burger Allergens

The Big Arch includes several ingredients that contain common allergens, mainly due to its bun, cheese, sauce, and crispy onion components. If you have food sensitivities or specific dietary requirements, it’s important to review the allergen information carefully before ordering. The table below highlights the key allergens present in each component, helping you quickly identify whether this item is suitable for your needs.

Allergen	Present in Product
Wheat/Gluten	✔ (bun & crispy onions)
Milk	✔ (cheddar cheese)
Egg	✔ (Big Arch sauce)
Mustard	✔ (Big Arch sauce)
Sesame	✔ (bun)
Barley/Rye	May contain traces
Soya	✘
Nuts/Peanuts	✘
Fish	✘

FAQ’s