This blog post is sponsored by Mirium, but opinions expressed are my own. Here's to all the moms (and dads) that have gone back to lunch packing duty. Whether you are an assembly line sandwich maker or do them each one at a time, packing lunches can get old fast... Keeping straight who wants mayonnaise and mustard, who is no mustard, and who hates lettuce can make my head spin! I need a chart. While I don't think we need create lunchbox guilt, I am all for figuring out new sandwiches, and...