1.   At this point, however, a heavy dose of spice does not eliminate the need to thoroughly cook hamburger.

2.   Cook hamburgers until they are well-done.

3.   Cook hamburgers until they are well done.

4.   Cooking generally kills the bacteria, so Japanese are boiling their salads, pouring hot water over melons and cooking hamburgers well done these days.

5.   Feeney, who had graduated in the top five percent of his class at California Culinary Academy, learned to cook a hamburger.

6.   She cooks hamburgers for dinner.

7.   The main problem in Washington state seems to have been that the Jack-in-the-Boxes ignored a law regulating the temperature at which hamburgers should be cooked.

8.   There is little risk of infection if the hamburger is thoroughly cooked until the juices run clear.

9.   There is little risk of infection if the hamburger is thoroughly cooked, as pork usually is.

10.   She and other volunteers were peeling apples for applesauce, making pies and cooking hamburgers.