Sweet and Savory: Odd Food Combinations One of the pleasures of eating is the taste of something different. But there are some food combinations you would never guess go together. Potato-chip cookies? Sauerkraut cake? Why, those sound every bit as outrageous as ... pumpkin pie.

Sweet and Savory: Odd Food Combinations

Sweet and Savory: Odd Food Combinations

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Pretzel and Cookie

Scroll down to see a recipe for Potato Chip Cookies.

We don't raise an eyebrow at carrot cake or peanut butter cookies. No one is alarmed by pumpkin pie. But is the world ready for potato-chip cookies?

Finding savory or other unusual ingredients in sweet baked goods was not uncommon 100 years ago, when frugal housewives used every leftover bit of food. Along the way, they learned some things.

Mashed potatoes and sauerkraut make excellent cake-moisteners. Mayonnaise is also good for baking, since it's mostly eggs and oil.

Retro foods are trendy and some recipes are making a comeback, which helps explain why Scharffen Berger — one of the companies that gave dark chocolate the same status as fine wine — has a cocoa-based sauerkraut cake on its Web site.

Weekend Edition Sunday commentator Bonny Wolf shares some of her favorite combinations of ingredients.