1Heat oven to 350°F. In small bowl, mix graham cracker crumbs, butter and sugar. Press in bottom and up side of 9-inch glass pie plate. Bake 8 to 10 minutes or until golden brown; cool.
2In large bowl, beat milk and lime juice with electric mixer on medium speed until smooth and thickened. Fold in whipped topping. Spoon into cooled pie crust.
3Cover and refrigerate about 1 hour or until set. Store in refrigerator.