01 - Preheat oven to 300°F and line a large baking sheet with parchment paper.
02 - Arrange saltine crackers in a single layer on the prepared baking sheet.
03 - Whisk together melted butter, dill pickle juice, dill, garlic powder, onion powder, red pepper flakes if using, and salt until well combined.
04 - Generously coat tops of crackers with dill pickle mixture using a pastry brush or spoon.
05 - Bake for 12-15 minutes until crackers are crisp and topping is set.
06 - Allow to cool completely before serving.