Related Clues:
- Kind of mud pie
- Twisted treat
- Classic Nabisco cookie
- It can be crumbled on your cone
- Cookie served crumbled in some drinks
- Milk go-with
- Bite in black and white
- Twist-apart snack
- Three-layered snack
- White-centered cookie
- Ice-cream ingredient, maybe
- Nosh from Nabisco
- Tiered snack
- Crossword constructor's favorite cookie
- Twist-open snack?