Step 1

Line the bottom of an ungreased 9- x 13-inch baking dish with one-third of the graham crackers.

Step 2

In a large bowl, whisk together pudding mix and milk; add whipped topping, stirring until mixture is thickened.

Step 3

Spread half the pudding mixture over graham crackers in baking dish. Repeat layers with one-third of graham crackers and remaining pudding mixture. Top with remaining graham crackers. Spread with chocolate frosting. Cover and refrigerate 8 hours, or until ready to serve.