Nowadays, people's requirings for eating are increasing following with the improving of people's standards of living. This increasing leads to two results.On one hand, the foods on people's tables are richer [1] and richer; on the other hand, the amount of fatties is larger and larger.
Fatness not only brings many inconveniences to peoples daily life, but also affects peoples health, 
so weight loss become a big hotspot [2]. The following is some steps to reduce the fat intake1.
1. Choose low-fat dairy products like skim or 1% milk, low-fat cheese and yogurts, and reduced-fat ice cream.
2. Prepare foods by roasting [3], boiling, steaming, and light stir-frying.
3. Remove the skin from poultry2 and trim the visible fat from meats before eating.
4. Try to avoid or limit high-fat luncheon3 meats like bologna, salami, sausage, bacon, and hot-dogs.
5. Buy reduced-fat of butter, mayonnaise, cream cheese, and salad dressings4.
6.Try to flavour [4] your foods with herbs, spices, lemon juice, mustard or vinegar.
7. Try to snack on low-fat alternatives such as pretzel, fresh fruit, and frozen yogurt to chips and cookies.
