1. Crush the Oreos into fine crumbs using a food processor or by placing them in a sealed bag and crushing with a rolling pin.
2. Mix the crushed Oreos with cream cheese until a dough-like consistency forms.
3. Take small portions of the mixture and shape them into pinecone-like structures using your hands.
4. Press chocolate cereal pieces onto the shaped mixture, starting from the bottom and layering them upwards to resemble pinecone scales.
5. Repeat the process with the remaining mixture and cereal pieces.
6. Place the finished pinecones on a tray or plate and refrigerate for at least 15-20 minutes to firm up.
7. Before serving, dust the pinecones with powdered sugar for a snowy effect.
8. Store any leftovers in an airtight container in the refrigerator for up to 4 days.
9. Customize by using different flavored Oreos, alternative cereals, or plant-based ingredients for a vegan version.
10. Enjoy these festive Snowy Oreo Pinecones at holiday parties or as a creative dessert centerpiece!