Preheat your Grill to 350 ° F.
Start by cleaning the Portobello; Gently remove the stems and scrape out the gills with a spoon.
Mix the chopped garlic, the olive oil and the lemon juice. Brush the insides of the mushrooms with the mixture.
Add the tomato sauce, goat cheese, baby tomatoes, salt, and pepper.
Top with a little bit of Emmental cheese and chopped parsley
Place on the grill grates and cook for about 15 minutes.
Top with chopped chives and serve hot. Enjoy!