• Cover the bottom of 9x13 baking dish with graham crackers, breaking them to fit if necessary.
• Add the pudding mix to a large bowl, and pour in the milk.
• Whisk until smooth.
• Fold in the thawed whipped topping.
• Spread half of the pudding mixture evenly over the layer of crackers.
• Add another layer of graham crackers on top of the filling.
• Spread the remaining pudding mixture on top of that second layer of crackers.
• Top with the last layer of graham crackers.

Chocolate Glaze

• Add the chocolate chips, heavy cream, corn syrup, and vanilla extract to a medium-sized microwave-safe bowl.
• Heat for 1 minute, stir.
• Continue cooking for 30 seconds at a time, stirring after each round of heating, until chocolate chips are almost melted.
• Remove and stir until smooth.
• Pour the melted chocolate mixture over the graham crackers, and spread evenly with an offset spatula.
• Cover and place it in the refrigerator for at least 8 hours, overnight is best.
• Cut and serve with additional whipped cream and berries, if desired.
• Store leftovers in the refrigerator.