10 pantry and freezer staples worth buying in bulk

Supermarket sales are tempting opportunities to stock up on groceries, and warehouse clubs such as Costco sell bulk items for low per-unit prices. Smart shoppers can set themselves up for plenty of cheap meals and "pantry shopping" when money or time is short. But no matter how appealing the prices, you waste money when you buy more food than your family will eat before it spoils, and some items have shorter shelf lives than you might think.

Here are 10 foods that you can confidently buy in large quantities.

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