Add crushed potato chips to a large bowl. Line a cookie sheet with parchment paper and set both aside.
4 cups (168g) crushed wavy potato chips
In a medium saucepan over medium-high heat, combine the sugar and corn syrup.
½ cup (115g) granulated sugar, ½ cup (164g) corn syrup
Stir occasionally until the mixture begins to bubble. Once bubbling, immediately remove from heat.
Stir in the peanut butter and vanilla until well combined.
½ cup (123g) peanut butter, ½ tsp vanilla extract
Pour the peanut butter mixture onto the crushed potato chips and stir to coat.
Pour the coated chips onto the prepared cookie sheet and spread into a single layer.
Allow the candy to set up completely before breaking into pieces and serving. Store in an airtight container for up to 3 days.