LINK to Recipe 1 from mybestgermanrecipes.com

Recipe calls for mugwort which is available at Walmart and Amazon.
Photos of mugwort

LINK to what is mugwort"
https://www.webmd.com/vitamins-supplements/ingredientmono-123-mugwort.aspx"activeingredientid=123&activeingredientname=mugwort Substitute is wormwood. 
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If you don't want to deal with mugwort or wormwood here is another recipe for German Christmas Goose using thyme

LINK to Recipe 2 from The Spruce

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