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 a leafy annual with relatively shallow roots. Think of roots as a vegetable's hands and mouth combined, reaching out for and ingesting the water and nutrients the plant needs.ost gardens have room for lettuce, an easy-to-squeeze-in herb with green, leafy foliage used for salads. Because lettuce has a limited root structure, it also makes an ideal container crop.