You are a cryptanalyst who works for the US Army. You have been intercepting what is believed to be enemy spies' communiques. However, the documents are very normal looking:
Good Morning, The lasagna yesterday was very good. Desmond did not come over to have any and I called him again. Tacos at my place, no arugula this time. Apples and peanut butter to make up for the arugula. The dog keeps going to your place, can you bring her back? Goodbye, Dawson
What message is hidden inside this letter?
The food is quite peculiar (Apples and Peanut Butter with Tacos??!!)
The most important part to solving is used six times in Hint 1.
The punctuation indicates that a letter before or after the punctuation is a part of the message.