I got, I suppose, what I should have expected:
Hello. Thank you for taking the time to express your feelings about the
mustard pretzels we serve onboard our flights. We are sorry to learn of
your dissatisfaction.
Your feeback is important to us, and we'll make certain your message is
shared with our Food Service mangement involved. They appreciate
hearing from customers about our inflight meal and snack service and
use this input for future planning.
Thanks again for your comments. We look forward to the privilege of
serving you in the future.
Charlie
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Another trip to the circular file, I suppose...