01 -
Preheat oven to 400°F (204°C). Line a rimmed baking sheet with parchment paper or aluminum foil and arrange the saltine crackers in a single, even layer.
02 -
Combine granulated sugar and ground cinnamon in a small bowl and set aside.
03 -
Melt unsalted butter and brown sugar in a small saucepan over medium heat. Stir constantly and bring to a boil, then continue boiling for 3 minutes until the mixture deepens in color.
04 -
Immediately pour the hot caramel mixture evenly over the arranged saltines, using a spatula to spread and fully coat the crackers.
05 -
Transfer the sheet to the oven and bake for 5 to 6 minutes, or until the caramel is bubbling.
06 -
Sprinkle white chocolate chips evenly over the hot caramel layer as soon as the pan is removed from the oven. Let chocolate chips sit for 5 minutes to soften. If necessary, return to oven for 1 minute to assist melting.
07 -
Spread melted white chocolate evenly over the caramel-coated crackers using a spatula. While the chocolate is still warm, sprinkle the reserved cinnamon sugar evenly over the surface.
08 -
Allow the toffee to cool completely until the chocolate layer is set. For quicker setting, refrigerate the pan for about 10 minutes. Once firm, break into pieces for serving.