This is my menu and quantities so far~ can you adjust as needed?

Penne Pasta w/ tomato sauce ~ 36lbs dry
#10 cans Spag. Sauce~ 12 cans

Meatballs~ 400

3 lb. Bags of salad mix~ 12 bags.
Bags of romaine heads -6 count~ 5 bags total
grape tomatoes~ not sure how many of these?
cucumbers~ not sure how many I need.
Salad dressings~ want ranch and ital. not sure how much?

dinner rolls~ 15-16 dozen

100 pieces of chicken~ thinking maybe 50 more pieces needed?

also want to have butter-parsley potatoes~ need amounts for this
Green beans~ also need amounts please.

will have full sheet cake and 6 other desserts

making veggie trays and fruit trays. suggestions as to quantities?

Drinks will be ice tea/ lemonade/ sugar-free ice tea/ water and little juice boxes for small children. Will also have chip assortment for snacking.

The plan for 100 page has all the rest of the foods you are asking about, for 165 use 1 2/3 times the amounts for 100.

I would do about 20-25 pounds of potatoes.