Line a baking sheet with parchment paper.

Melt white candy melts in the microwave, according to the package instructions. Stirring until smooth.

In another bowl, melt the chocolate candy melts in the same manner. 

Stir ¾ cup of the crushed oreos into the melted white candy. 

Spread onto the prepared cookie sheet in an even layer that is about ¼” thick.

Drizzle the milk chocolate and swirl over the top of the white chocolate.

Top with remaining crushed oreos. 

Add sprinkles if desired.

Place in the fridge for about 30 minutes, until bark is hardened and set. 

Cut into squares.