Based on these examples, I believe the proper way to draw up the contract would be to write "exactly" instead of "no more than". "I will be fed lobster exactly

Based on these examples, I believe the proper way to draw up the contract would be to write "exactly" instead of "no more than". "I will be fed lobster exactly 3 times a week". It safeguards against those farfetched price increases but also limits the number to a tolerable level.