McDonald’s is testing its most caloric sandwich yet—the Big Arch—in Canada, Portugal, and Germany. With 1,030 calories, two beef patties, and a custom tangy sauce, it’s a burger lover’s dream!

It's topped with crispy onions, slivered onions, pickles, lettuce and Big Arch sauce and served on a toasted sesame and poppy seed bun. The sandwich comes in at a whopping 1,030 calories ...

And in 2025, American customers may finally get the opportunity to sample that long-awaited sandwich. This 1,030-calorie ...

Officially named the "Big Arch," this hefty sandwich is currently rolling out in select markets worldwide, including Canada ...