Step 1

In a large bowl, combine crushed cookies and melted butter; toss until coated. Reserve 1/4 cup mixture for topping. Press remaining mixture onto bottom of a 9-in. springform pan or 13x9-in. dish. Freeze 10 minutes. Spread ice cream over crust. Freeze, covered, until firm.

Step 2

In a bowl, beat cream until soft peaks form. In a large bowl, mix marshmallow creme, milk, extract and, if desired, food coloring until blended. Fold in whipped cream.

Step 3

Spread over ice cream. Sprinkle with reserved cookie mixture. Freeze, covered, until firm.