Crush all but 4 chocolate mint cookies; set aside. Reserve 4 whole cookies and 1 tablespoon crushed cookies for garnish.
Spoon all vanilla pudding into medium bowl. Add 3 to 4 drops green food coloring to the pudding and stir until color is evenly distributed.
Arrange 4 small dessert cups. Add 1 tablespoon crushed chocolate mint cookies to each cup and then top with 2 tablespoons pudding. Repeat layers ending with crushed cookies.
Top each grasshopper pudding parfait cup with Reddi wip® and sprinkle evenly with reserved crushed cookie. Garnish each with one chocolate mint cookie. Serve immediately and enjoy.