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AMPM - Features
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5-Step Multiple-Pass Approach

Step   Purpose
Quick List   Collect a list of foods and beverages consumed the previous day.
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  Probe for foods forgotten during the Quick List.
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Time &
  Collect time and eating occasion for each food.
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Detail Cycle   For each food, collect detailed description, amount, and additions. Review 24-hour day.
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Final Probe   Final probe for anything else consumed.

Read more about USDA's Automated Multiple-Pass Method:

Bliss, R.M. (2004). Researchers produce innovation in dietary recall.Agric Res 52(6):10-12. 
Raper N, Perloff B, Ingwersen L, Steinfeldt L, and Anand J. (2004). An overview of USDA's Dietary Intake Data System.J Food Compos Anal 17(3-4):545-55. 
McBride J. (2001). Was it a slab, a slice, or a sliver? High tech innovations take survey to new level.Agric Res 49(3):4-7. 
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Information Collected by AMPM