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HOME & GARDEN INFORMATION CENTER |
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| HGIC 3500 | ||||
Bacteria that contaminate food and cause foodborne illnesses are everywhere. Follow these four basic safety tips to keep your food safe.
Bacteria like Staphylococci are found on hair, skin, mouth, nose and throat. A cough or sneeze can transmit thousands of microorganisms that may cause disease. The best prevention is to keep yourself and your kitchen clean.
Keep Your Hands Clean: Wash your hands! Hands become the most potentially dangerous when seemingly innocent acts like scratching the scalp, running fingers through hair, or touching a pimple become the cause for contaminating foods. Follow the following steps to wash your hands:
Step 1. Wet hands thoroughly with warm water.
Step 2. Apply soap generously.
Step 3. Rub hands for at least 20 seconds.
Step 4. Scrub under nails with a clean nailbrush.
Step 5. Rinse hands well with warm water.
Step 6. Dry hands using a clean paper towel.
Keep Counters and Equipment Clean: Wash counters and equipment with soap and water immediately after use. Sanitize with a chlorine solution of 1 teaspoon liquid household bleach per quart of water, especially after contact with raw meats.
Use a bleach solution to sanitize the kitchen drain and disposal as well. Food particles get trapped and the moist environment is ideal for bacterial growth. Dishes and other utensils should be washed immediately in hot, soapy water and then air-dried, or cleaned in an automatic dishwasher.
Bacteria can live in kitchen towels, sponges and cloths. Wash kitchen towels and cloths before reusing them, or use paper towels and throw them away. Replace sponges every few weeks.
Keep Cutting Boards Clean: Whether using a wooden or plastic cutting board, it is important to keep it clean and to prevent cross-contamination after cutting raw meat, poultry and seafood. Non-porous surfaces are easier to clean than wood. It is best to keep one cutting board for fresh produce and bread and a separate one for raw meats. This will prevent bacteria on a cutting board that is used for raw meat, poultry or seafood from contaminating a food that requires no further cooking.
Wash All Cutting Boards Thoroughly: To keep all cutting boards clean wash them with hot, soapy water after each use, then rinse and air-dry or pat dry with fresh paper towels. Non-porous acrylic, plastic or glass boards and solid wood boards can be washed in an automatic dishwasher. Laminated boards may crack and split.
Sanitize Cutting Boards Occasionally: Both wooden and plastic cutting boards can be sanitized with a solution of 1 teaspoon liquid chlorine bleach per quart of water. Flood the surface with the bleach solution and allow it to stand for several minutes, then rinse and air dry or pat dry with fresh paper towels.
Replace Battered Cutting Boards: Even plastic boards wear out over time. Once cutting boards become excessively worn or develop hard-to-clean grooves, they should be discarded.
Cross-contamination is the transportation of harmful substances to food by
Safely Store Perishable Foods: Refrigerate or freeze foods that will spoil at room temperature. Keep your refrigerator between 34 ° F and 40 ° F and your freezer temperature at or below 0 ° F. The "Danger Zone" for most foods is between 40 ° F and 140 ° F. Bacteria grow most rapidly in this range of temperatures, doubling in number in as little as 20 minutes. Discard any perishable food left out at room temperature for more than two hours. See the table, "Recommended Times for Refrigerator and Freezer Storage" for specific storage suggestions.
Safely Thaw Foods: Thaw and marinate foods in the refrigerator, never on the counter. If thawed at room temperature, bacteria can grow in the outer layers of the food before the inside thaws. Proper thawing is essential to maintaining the safety, taste and texture of frozen foods. It affects the juiciness of meats, the texture and flavor of vegetables and fruits, and moisture level of baked goods.
RECOMMENDED TIMES FOR REFRIGERATOR AND FREEZER FOOD STORAG
| FOOD | REFRIGERATOR | FREEZER |
| DAIRY | ||
| Fresh milk | 5-7 days | * |
| Buttermilk | 1-2 weeks | * |
| Canned Milk (opened) | 3-5 days | * |
| Yogurt, cottage cheese | 7 days |
* |
| Hard cheese | 6-12 weeks |
6-12 months |
| Cheese spreads | 3-4 weeks |
* |
| Ice cream |
* |
2 months |
| EGGS | ||
| Fresh in shell | 3 weeks | * |
| Hard-cooked | 1 week | * |
| MEATS, FRESH | ||
| Beef roasts, steaks | 3-5 days | 6-12 month |
| Ground beef or stew | 1-2 days | 3-4 months |
| Pork roast, chops | 3-5 days | 4-6 months |
| Sausage | 1-2 days | 1-2 months |
| Chicken or turkey | 1-2 days | 9-12 months |
| MEATS, COOKED | ||
| Smoked Sausage, whole ham (fully cooked) | 7 days | 1-2 months |
| Ham slices (fully cooked) | 3-4 days | 1-2 months |
| Hotdogs, luncheon meats (unopened) | 2 weeks | 1-2 months |
| Hotdogs, luncheon meats (opened) | 3-7 days | 1-2 months |
| Leftover meat, cooked | 3-4 days | 2-3 months |
| Leftover gravy and meat broth | 1-2 days | 2-3 months |
| Leftover poultry, cooked | 3-4 days | 4-6 months |
| SEAFOOD | ||
| Fresh lean fish: cod, flounder, trout, haddock, halibut, pollack, perch | 1-2 days | 4-6 months |
| Fresh fatty fish: mullet, smelt, salmon, mackerel, bluefish, tuna, swordfish | 1-2 days | 2-3 months |
| Live crabs and lobster | same day purchased * |
* |
| Live mussels and clams | 2-3 days | * |
| Live oysters | 7-10 days | * |
| Freshly shucked oysters | 5-7 days | 3-4 months |
| Scallops, shrimp, shucked mussels and clams | 2-3 days | 3-4 months |
| FRUITS AND VEGETABLES (FRESH) | ||
| Apples | 1 month | 8-12 months |
| Apricots, avocados, grapes, peaches, pears, plums | 3-5 days | 8-12 months |
| Berries, cherries | 2-3 days | 8-12 months |
| Grapefruit, lemons, limes, oranges | 2 weeks | 4-6 months |
| Pineapple | 2-3 days | 4-6 months |
| Beets, carrots | 2 weeks | 8-12 months |
| Beans, broccoli, greens, peas, summer squash | 3-5 days | 8-12 months |
| Celery, cabbage, chilies, lettuce, peppers, tomatoes | 1 week | 8-12 months |
| Mushrooms | 1-2 days | 8-12 months |
| PIES | ||
| Chiffon pie, pumpkin pie | 1-2 days | 1 month |
| Fruit pie | 1-2 days | 1 year |
| * Storage not recommended due to safety or quality issues | ||
Using a thermometer is the only reliable way to ensure safety and to determine the "doneness" of meat and egg dishes. To be safe, these foods must be cooked to an internal temperature high enough to destroy any harmful bacteria that may have been in the food. Color changes in meat are no longer considered reliable proof that all bacteria have been destroyed. Use the following minimum internal temperature chart to determine if foods have been cooked thoroughly.
These temperatures ensure that foodborne bacteria have been destroyed. For reasons of personal taste or texture preferences, consumers may choose to cook meat and poultry to higher temperatures.
145 °F Beef, lamb and veal steaks, roasts and chops cooked medium rare
(cooked medium to 160 °F)
Fish.
160 °F Egg dishes.
Ground beef, veal and lamb.
Pork, all cuts.
165 °F Leftovers.
Poultry.
Stuffing and casseroles.
Divide large amounts of hot leftovers directly into small, shallow containers for quick cooling, and place directly in the refrigerator. Discard food that has been left standing at room temperature for more than two hours.
Date leftovers so they can be used within a safe time. Most foods remain safe when refrigerated for three to five days, although ground meats and meat gravies should be kept for only one to two days. If in doubt, throw it out rather than risk a foodborne illness. Never taste food that looks or smells strange to see if you can still use it. Even a small amount of contaminated food can cause illness.
For more information, request HGIC 3580, Cooking Meat Safely, and HGIC 3587, Food Thermometers: A Key to Food Safety.
SOURCES:
1. USDA/ FSIS (May 2006). Cutting Boards and Food Safety.
http://www.fsis.usda.gov/Fact_sheets/Cutting_Boards_and_Food_Safety/index.asp
2. USDA/FSIS (April 2006). Single Minimum Internal Temperature Established for Cooked Poultry.
http://www.fsis.usda.gov/News_&_Events/NR_040506_01/index.asp
3. Partnership for Food Safety (2006). Safe Food Handling.
http://www.fightbac.org/content/view/6/11/
4. Minch, D.L., Home Storage of Foods Part I: Refrigerator and Freezer. Rutgers Cooperative Extension. State Univ. of N.J.
This information has been reviewed and adapted for use in South Carolina by P.H. Schmutz, HGIC Information Specialist and E.H. Hoyle, Extension Food Safety Specialist, Clemson University.
This information is supplied with the understanding that no discrimination is intended and no endorsement by the Clemson University Cooperative Service is implied. All recommendations are for South Carolina conditions and may not apply to other areas. (New 1/99. Revised 5/06.)
The Clemson University Cooperative Extension Service