Creamy, simple, quick, and kid-friendly dessert. With only 4 ingredients, it's cheap and sure to be a family favorite.
4 cups milk
2 (3.4 ounce) packages instant vanilla pudding mix
2 (8 ounce) containers whipped topping (such as Cool Whip®)
30 chocolate sandwich cookies (such as Oreo®), crushed, or to taste
Stir milk and pudding mix together in a bowl until pudding is well mixed; fold in whipped topping. Stir cookies into pudding until well blended. Cover bowl with plastic wrap and refrigerate until thickened and chilled, at least 1 hour to overnight.