From Wikibooks, open books for an open world
- Preheat oven to 350 degrees.
- Wipe mushrooms clean with a damp cloth, then brush outsides with olive oil.
- Remove stems and discard.
- Beat eggs with salt and pepper.
- Set mushrooms on a cookie sheet or baking pan and fill each with egg.
- Top with Parmesan cheese and bake until eggs are fully cooked (about 10 minutes).