Milk Fat

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Choose from the wide variety of delicious reduced-fat and low-fat dairy products such as cheese, sour cream, and yogurt. Low-fat or fat-free milk is your best choice.

Think "Lite."

You can gain big fat savings by substituting reduced-fat or fat-free mayo, salad dressing, or tartar sauce for regular versions. But let flavor serve as your guide, advises Diekmen. "if you don't like the taste of the lower-fat products," she advises, "use the 'real thing' just make sure to measure the amount."