BURGER KING, CROISSAN'WICH with Egg and Cheese

The Croissan’wich with Egg and Cheese is a popular breakfast sandwich offered by Burger King, a major global fast‑food retailer. First introduced as part of Burger King’s breakfast lineup, the Croissan’wich was designed to offer an American‑style breakfast that combined rich flavors with convenience. It takes its name from the croissant, a French viennoiserie pastry known for its flaky, buttery layers. The croissant itself is rooted in European baking traditions, most notably Austrian and French, and has become a global breakfast staple over the past century. Burger King’s Croissan’wich adapts this classic pastry to a sandwich format by filling it with egg and cheese, and often other proteins such as ham, bacon, or sausage depending on the variation. In its most basic form — the Egg and Cheese Croissan’wich — the sandwich features a warm, slightly sweet and buttery croissant bread that encapsulates scrambled or folded eggs and a slice of American cheese. This combination delivers heat‑stable protein from eggs alongside the creamy fats and calcium found in cheese. Variations of the Croissan’wich include sausage, bacon, or ham added to the core components to increase protein content and flavor complexity. This breakfast sandwich has become entrenched in U.S. breakfast culture due to its portability and flavor profile. Unlike traditional breakfast meals prepared at home, the Croissan’wich caters to busy consumers who prioritize convenience during morning routines. Its widespread availability across Burger King locations has made it a common choice for commuters, students, and shift workers. On many menus, the Croissan’wich appears alongside other breakfast items such as biscuits, muffins, and burritos, giving customers options across taste and nutritional preferences. From a culinary perspective, the Croissan’wich illustrates the fusion of classic pastry techniques with fast‑food sensibilities. The croissant bread provides a rich, buttery canvas that complements savory fillings. Nutritionally, this sandwich offers a mix of macronutrients — proteins, fats, and carbohydrates — with micronutrients contributed by the egg and cheese components. However, like many fast‑food items, the Croissan’wich is also high in sodium and saturated fats, which are important considerations for individuals monitoring cardiovascular risk factors. The sandwich’s evolution includes periodic seasonal or promotional variations that may feature specialty meats, sauces, or cheese blends. While its core identity remains rooted in simplicity — egg and cheese on croissant — the Croissan’wich reflects broader trends in fast‑food breakfast innovation, where traditional breakfast flavors are adapted into handheld, quick‑service formats. Today, it remains a recognizable breakfast choice for those seeking a familiar taste profile paired with the ease of fast‑food service.

The nutrient profile of the BURGER KING Croissan’wich with Egg and Cheese reflects its role as a fast‑food breakfast sandwich — it delivers a mix of macronutrients to fuel energy demands but also contains components that warrant mindful consumption. At ~311 calories per 110 g sandwich, the Croissan’wich provides a meal‑sized energy portion. These calories are distributed among carbohydrates, fats, and protein. The sandwich contains ~17.4 g of total fat, including ~5.2 g of saturated fat. Saturated fat contributes significantly to total energy intake and is linked to increased LDL cholesterol when consumed in excess. Its presence is primarily due to the croissant’s butter content and the cheese. Protein content (~11.4 g) comes mainly from eggs and cheese, providing essential amino acids that support muscle protein synthesis and satiety. While the absolute protein amount isn’t high compared to some other breakfast sandwiches, it offers a meaningful contribution to daily protein needs, especially when consumed as part of a balanced diet. Carbohydrates (~27.3 g) in the Croissan’wich derive mainly from the croissant’s enriched flour. These carbohydrates are largely starches with minimal dietary fiber (~0.77 g), which means they can contribute to post‑meal blood glucose rise without the buffering effect of significant fiber. Total sugars are ~4.4 g, suggesting little added sweetening beyond naturally occurring sugars from the bread and dairy. The sodium content (~715 mg) is notable, constituting a substantial portion of the daily recommended limit (typically ~2,300 mg for healthy adults). High sodium intake is associated with elevated blood pressure in sodium‑sensitive individuals and may exacerbate cardiovascular risk over time when paired with other sodium‑rich foods. Micronutrients from the sandwich include calcium (~254 mg) and iron (~2.09 mg), delivered primarily by the cheese and enriched grain. Calcium is crucial for bone health and nerve function, while iron supports oxygen transport in the bloodstream. Vitamins such as riboflavin (~0.47 mg) and vitamin B12 (~0.58 mcg) are present due to their concentrations in eggs and dairy. Vitamin K (~19.2 mcg) and small amounts of B vitamins further contribute to metabolic processes. Compared to similar breakfast options like a McDonald’s Egg McMuffin, the Croissan’wich generally contains comparable calories but may differ in fat, sodium, and protein distribution due to the butter‑rich croissant and cheese content. The low fiber content places it behind whole‑grain alternatives in terms of digestive health benefits. Nonetheless, for a fast‑food option, the Croissan’wich delivers macro and micronutrients that satiate hunger and provide a quick source of energy. Individuals seeking higher protein or lower sodium alternatives can consider substituting the croissant bread for an English muffin or choosing options with lean proteins like turkey.

Source: USDA FoodData Central (FDC ID: 172076)