Write-Up & Photos by Jacqueline Bennett newsandviewsjb.com   Having subscribed to the National Day Calendar e-mail newsletter, I awoke this morning to not only learn it is National Pretzel Day but to learn too the interesting history about this snack. Today is also Presidential Primary day here in Connecticut, as well as, in Delaware, Maryland, Pennsylvania and Rhode Island.   Given the “pretzel logic” – twisted reasoning which when examined does not make sense – often employed in politics, what a coincidence these primaries are being held on a day celebrating pretzels!   Anyway – it seems the pretzel has its origin in Christianity, according to National Day Calendar which sites the History of Science and Technology as a source, and points to…