Creating No Bake Fireworks Oreo Cheesecake Bars is a breeze! Simply follow these easy steps to whip up this delightful dessert:

1. Prepare the Crust: In a medium bowl, combine crushed Oreo cookies and melted butter. Mix until evenly coated.
2. Form the Base: Press the crust mixture into the bottom of a greased 9×9-inch baking dish, ensuring it’s tightly packed.
3. Make the Filling: In a large bowl, beat the softened cream cheese until smooth.
4. Incorporate Sugar and Vanilla: Add powdered sugar and vanilla extract to the cream cheese. Mix until fully combined.
5. Fold in Whipped Topping: Gently fold in the whipped topping until the mixture is smooth and creamy.
6. Add Sprinkles: Stir in the fireworks sprinkles, making sure they are evenly distributed throughout the filling.
7. Spread the Filling: Pour the cheesecake filling over the prepared crust, smoothing the top with a spatula.
8. Chill: Cover the baking dish with plastic wrap and refrigerate for at least 4 hours or until firm.
9. Slice: Once set, remove from the refrigerator, and cut into bars of your preferred size.
10. Decorate: Top with additional sprinkles before serving, if desired.

These steps guide you through creating a colorful and delicious dessert that is sure to delight!