[tired&retired]

Per the article:

There were eight items shared in the majority of recipes: Egyptian balsam fruit (desert dates), Yemeni Sidr honey, sycamore figs, black cumin, juniper berries, Israeli golden raisins, carob fruit, and frankincense.

Sure doesn’t follow the German Beer Purity Laws.

[chajin]

There were eight items shared in the majority of recipes...and frankincense

That explains the Magi's gift.

"Frankincense to offer have I,
Brewing beer for Deity high..."

[Steven Tyler]

...imagine the refinement through trial and error to settle on the final recipe....