Observe strict hygienic practice namely; wash hands every time before eating and during food preparation, clean and disinfect every surfaces and utensils used for cooking, store cooked food separate from fresh food, cooking the food thoroughly and store cooked food in appropriate temperature, do not left cooked food in the room temperature more than 2 hours, keep cooked and perishable food in the refrigerator (<5° C), and reheat cooked food before eating (>60°C).