Tomaaayto tomahhhhto which doesn't belong and why?

"I hold in my hand the envelopes. As a child of four can plainly see, these envelopes have been hermetically sealed. They've been kept in a #2 mayonnaise jar on Funk and Wagnall's porch since noon today. No one knows the contents of these envelopes, but you, in your borderline divine and mystical way, will ascertain the answers having never before seen the questions."

Which doesn't belong at our tasting today at 3pm and why?