Who makes the best ketchup chips? Yes, they're a thing. And we tried 13 brands from Canada

Maple syrup, round bacon and poutine may be the best known Canadian exports, but our neighbors to the north are keeping more than national health care and Justin Trudeau all to themselves.

Ketchup potato chips have long been the national snack of Canada, but we can't get them in the United States widely. Yet we love ketchup and we love potato chips. So what's the story, eh?

"In the '70s, we were trying to mimic the taste of french fries and ketchup, and put it on a potato chip," said Katie Ceclan, senior director of marketing at Lay's in the U.S. "It's almost a sweeter barbecue."

The origin story of ketchup chips remains disputed, but Lay's does make one of the best-selling brands. "It has become an iconic flavor in Canada," said