Step 1

Preheat oven to 350°F (177°C). Spray 11×7 baking pan with nonstick spray.

Step 2

Combine first four ingredients in a large bowl. Add the milk slowly. You want to cake batter to be as dense & thick as possible. Mix in the sprinkles and white chocolate chips. Pour into prepared baking pan, sprinkle a few more sprinkles on top, and bake for 25-30 minutes until edges are just turning brown.

Step 3

Allow to cool for at least 30 minutes so the center sets, before cutting into squares.