01 -
Preheat oven to 350°F and line an 8×8-inch baking dish with parchment paper.
02 -
Combine graham cracker crumbs, melted unsalted butter, and granulated sugar in a bowl. Mix thoroughly, then press evenly into the bottom of the prepared baking dish to form a compact base.
03 -
Evenly distribute chopped fresh rhubarb, white chocolate chips, chopped pecans or walnuts, and shredded coconut over the crust.
04 -
Pour sweetened condensed milk evenly over the entire surface, ensuring uniform coverage.
05 -
Bake for 30 to 35 minutes until golden brown and set. Allow to cool completely before slicing into bars.