Breton Brittle

Breton brittle, often called Christmas crack or saltine toffee in its various forms, is the kind of holiday candy that earns its name. Five ingredients, one pan, and you end up with shards of buttery toffee on a cracker base, topped with melted chocolate and toasted nuts.

This version uses stone-ground wheat crackers instead of saltines, which gives a heartier, nuttier base that holds up better against the rich brown sugar toffee. A double layer of crackers, staggered to cover the gaps from the first layer, means no leak-through when the hot toffee pours over.

The magic is the short, hot bake. Five minutes at 400°F (200°C) lets the butter and brown sugar bubble into proper toffee while soaking into the crackers. Sprinkle the chocolate chips on the moment it comes out, the residual heat melts them in about two minutes, then spread.

Chilling sets the chocolate and lets the toffee crisp up. Break into jagged pieces and store cold, this is one of those candies that improves overnight.

Pro Tips

• Line the pan completely with foil, leaving overhang. The toffee glues to anything it touches, foil makes cleanup possible.
• Stir the brown sugar and butter constantly as they melt. Sugar that scorches on the bottom turns bitter.
• Wait until the chocolate chips look glossy and slumped before spreading, about 2 minutes. Spreading too soon drags the chips around.
• Toast the nuts in a dry skillet for 4 minutes before chopping. Pale untoasted nuts add no flavor.

Variations

• Use pretzels instead of crackers for a salty-sweet twist.
• Sub white chocolate or a mix of dark and white for visual contrast.
• Sprinkle flaky sea salt on top of the chocolate before chilling for a salted toffee finish.