Cut the blondies into bite-sized cubes. Place the pieces in the bottoms of four 8 to 10 ounce dessert bowls.**
Top with whipped cream, spreading to cover the tops of the blondies.
Top with chilled chocolate pudding.
Sprinkle with chocolate shavings.
Serve immediately or chill until serving.
Notes
*The prep and cook times assume you're using leftover blondies. They reflect the times for making the pudding, whipping the cream, and assembling the trifles.
**The bowls pictured here are 10 ounce dessert bowls from Crate and Barrel. Similar bowls can be found at Amazon.