French Onion Soup Stuffed Mushrooms Recipe

This easy and delicious French Onion Soup Stuffed Mushrooms recipe makes the perfect holiday and party appetizer!

Rich French Onion Soup meets savory stuffed mushrooms in this favorite recipe!

– Mushrooms – Onion – Butter – Beef stock or broth



Clean and prep the mushrooms

Start by cleaning the mushrooms with a damp paper towel. Then, carefully remove the stems of the mushrooms and place the mushroom caps on a parchment paper-lined baking sheet.

Cook mushroom stems and onions


Chop the stems and onions thinly and cook until tender and caramelized.

Make the bread crumbs


Pulse a piece of sourdough bread (or bread you have on hand) in a blender or food processor for a few seconds with the Stone House Seasoning.


Stuff the mushrooms

Fill each of the mushroom caps with seasoned bread crumbs.


Top the mushrooms

Then, top the mushrooms with the caramelized onions and mushroom stems.

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