01 -
Preheat oven to 350°F (175°C) and line a rimmed baking sheet with parchment paper.
02 -
Distribute oyster crackers in a single, even layer across the prepared baking sheet.
03 -
In a medium saucepan, melt butter and brown sugar over medium heat. Bring to a gentle boil, whisking constantly, and cook for 2 to 3 minutes until the mixture thickens slightly.
04 -
Remove saucepan from heat. Stir in vanilla extract, ground cinnamon, and salt until fully incorporated.
05 -
Pour hot caramel mixture evenly over the crackers. Quickly toss with a spatula or large spoon to ensure all crackers are thoroughly coated.
06 -
Place baking sheet in the preheated oven. Bake for 10 to 12 minutes, stirring the crackers gently once halfway through to promote even caramelization.
07 -
Remove pan from oven and allow crackers to cool completely on the baking sheet. Once set, break apart any clusters and transfer to a serving dish or storage container.