Binder with 9-pocket baseball card inserts, plus a few 8 x 11 page protectors for miscellaneous stuff at the back. The baseball inserts are $1.44 for a 10 pack at Walmart.
The actual organization is an ever-evolving process!
For example, page 1 is Breakfast items:
Pancakes & Syrup
Bagels & Muffins
Page 2: Baking
Page 3: Dry Goods & Spices