Line an 8×8 pan with parchment paper and set aside.
Add sweetened condensed milk and white chocolate chips to a microwave-safe bowl.
1 14 oz can sweetened condensed milk, 2 cups (400g) white chocolate chips
Microwave for 30 seconds, stir, and repeat until the chocolate chips are completely melted.
Fold in the chopped Oreo cookies and sprinkles until evenly dispersed.
15 Oreo cookies, chopped, orange sprinkles
Pour into the prepared pan and spread. Refrigerate for about 30 minutes to help the fudge set up. Cut and enjoy!