Cool brownies completely before storing
Store at room temperature in an airtight container for up to 3 days
Place parchment paper between layers to prevent sticking
Keep them in a cool, dry place away from sunlight
Refrigerate if you need to store them longer, up to 1 week
Wrap tightly in plastic wrap or foil before refrigerating
Freeze for long-term storage, up to 3 months
Wrap individual brownies tightly before freezing
Thaw frozen brownies at room temperature before serving