Experts will tell you that the best way to make a grilled cheese sandwich is to put mayonnaise on the outside .

But that presents a problem for people who love butter. What about the butter? A good grilled cheese sandwich must also be buttery.

Well, good news, grilled cheese acolytes, Tillamook Creamery is on the case. On Thursday, the dairy is dropping “Butternaise,” a new limited-edition “butter-mayo spread made from Tillamook Butter and Kewpie Mayo.”

According to Tillamook , this is “the biggest thing in grilled cheese since our cheese.”

Commenters on Facebook seemed almost uniformly excited about the new product.

“I love whatever is wrong with this company,” said Eternity Azwar-Carter.

“My flabbers are ghasted,” said Erica Miley Rhew.

“It’s April Fools somewhere amirite?” s

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