Step 1

Preheat oven to 400 degrees. Line a baking sheet with parchment paper.

Step 2

Clean the mushrooms with a clean damp cloth.

Step 3

Place mushroom caps, stem side down, on the prepared baking sheet.

Step 4

Cook for 6 minutes.

Step 5

Remove from oven.

Step 6

Transfer to paper towels to drain stem side down.

Step 7

Turn the oven to broil.

Step 8

Meanwhile, heat the avocado oil to medium heat in a large skillet

Step 9

Add garlic and onion and cook, stirring often and breaking the sausage up with the back of a spoon, until the sausage is cooked through.

Step 10

Remove from heat and season with salt and pepper.

Step 11

Transfer to a bowl and add ricotta and Parmesan.

Step 12

Stir to combine.

Step 13

Stuff the prepared mushroom caps with the cheese and sausage mixture.

Step 14

Top with the manchego cheese.

Step 15

Broil for 3 to 5 minutes, until the cheese is melted.