01 -
Line a 9x9-inch baking pan with parchment paper.
02 -
In a large bowl, thoroughly mix graham cracker crumbs, melted butter, sweetened condensed milk, and vanilla extract.
03 -
Firmly press the mixture into the bottom of the prepared pan to form an even layer.
04 -
Evenly distribute white chocolate chips, then scatter mini marshmallows and festive sprinkles on top. Optionally, sprinkle chopped pecans for added texture.
05 -
Refrigerate for at least 2 hours or until bars are fully set.
06 -
Lift bars out using parchment paper, slice into squares, and serve chilled.