Simple answer:
it is up to you and it depends
Explanation:
it depends on the nutrition facts, not necessarily calories and on how many calories you have eaten on the day you plan on eating either one of the cookies. but sence you have not given the type of cookie distributor or any important info besides the flavoring I will tell you this, it is ultimately your decision. from the wise words of a dear friend of mine, do what you want because you will anyway