Ingredients. 1  1Â½. pounds ground beef, pork, veal, and or turkey. 2  Â¾. cup fine dry bread crumbs. 3  1. egg. 4  Â¾. cup milk. 5  1. teaspoon salt. 6  Â½. teaspoon dry mustard. 7  1. tablespoon ketchup. 8  2. teaspoons Worcestershire. 9  â. teaspoon thyme.
6. average-relating to or constituting the middle value of an ordered set of values (or the average of the middle two in a set with an even number of values); the median value of 17, 20, and 36 is 20; the median income for the year was $15,000.
1 More Complex Examples.  Mean (aka Arithmetic Mean, Average) - The sum of all of the numbers in a list divided by the number of items in that list. For example, the mean of the numbers 2, 3, 7 is 4 since 2+3+7 = 12 and 12 divided by 3 [there are three numbers] is 4.