Crush chocolate sandwich cookies into fine crumbs.
In a mixing bowl, cream the softened butter and cream cheese together until smooth.
Gradually add powdered sugar and mix until well combined.
Fold in whipped topping gently until fully incorporated.
In another bowl, whisk together milk and chocolate pudding mix for about 2 minutes until thickened.
Combine the pudding mixture with the cream cheese mixture and mix until smooth.
Layer half of the crushed cookies in the bottom of a serving dish.
Spread half of the chocolate mixture over the cookies.
Repeat the layers with the remaining cookies and chocolate mixture.
Chill in the refrigerator for at least 4 hours or overnight.
Before serving, top with edible grass and colorful Easter egg candies.