1 Beef should be cooked to an internal temperature of 165 degrees, poultry to 180 degrees, pork to 170 degrees, and ground beef to 170 degrees.  Keep foods out of the temperature danger zone â Once items are cooked, it is important to keep them warm or to refrigerate them promptly.
Lettuce (Lactuca sativa) is an annual plant of the daisy family Asteraceae.It is most often grown as a leaf vegetable, but sometimes for its stem and seeds.oday, the majority of lettuce is grown for its leaves, although one type is grown for its stem and one for its seeds, which are made into an oil. Most lettuce is used in salads, either alone or with other greens, vegetables, meats and cheeses.
Lettuce is most often used for salads, although it is also seen in other kinds of food, such as soups, sandwiches and wraps; it can also be grilled. One variety, the woju (è´è£), or asparagus lettuce (celtuce), is grown for its stems, which are eaten either raw or cooked.