01 -
Preheat oven to 150°C and line a baking sheet with parchment paper for easy cleanup.
02 -
In a medium saucepan over medium heat, melt the butter and brown sugar together, stirring constantly until the mixture becomes smooth and caramelized, about 3-5 minutes. Remove from heat and stir in vanilla extract and ground cinnamon.
03 -
Pour the warm caramel evenly over the oyster crackers in a large bowl. Using two spatulas, gently toss to coat every cracker thoroughly.
04 -
Spread the caramel-coated crackers in a single layer on the prepared baking sheet. Bake in preheated oven for 10 minutes, watching closely to prevent burning.
05 -
Remove from oven and allow the crackers to cool completely on the baking sheet. Once cooled, sprinkle the flaky sea salt over the top to enhance flavor.