How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Grilled Tomato, Onion and Blue Cheese Stuffed Portabellos?

You need 9 ingredients. The key ingredients include: 4 portabella mushrooms (stems removed), 1 small onion, chopped, 3 plum tomatoes (lightly seeded and chopped), 1 tablespoon fresh parsley, and more.

Is Grilled Tomato, Onion and Blue Cheese Stuffed Portabellos suitable as general?

Yes, Grilled Tomato, Onion and Blue Cheese Stuffed Portabellos falls under the General category and is a great choice for this type of meal.

How do I store leftover Grilled Tomato, Onion and Blue Cheese Stuffed Portabellos?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Grilled Tomato, Onion and Blue Cheese Stuffed Porta

Name: Grilled Tomato, Onion and Blue Cheese Stuffed Portabellos
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 4 portabella mushrooms (stems removed); 1 small onion, chopped; 3 plum tomatoes (lightly seeded and chopped); 1 tablespoon fresh parsley; ½ teaspoon black pepper; 1 teaspoon kosher salt; 2 tablespoons olive oil; 10 -12 ounces crumbled blue cheese or 10 -12 ounces you can use gorgonzola; ½ cup dried Italian seasoned breadcrumbs

Try this homemade Grilled Tomato, Onion and Blue Cheese Stuffed Portabellos recipe the whole family will love. Made with portabella mushrooms, onion, to…

This Grilled Tomato, Onion and Blue Cheese Stuffed Portabellos relies on simple, everyday ingredients such as small onion, chopped, fresh parsley, black pepper and kosher salt. It comes together quickly and makes 4 servings, at about 1159 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 General

Servings: persons

4 portabella mushrooms (stems removed)
1 small onion, chopped
3 plum tomatoes (lightly seeded and chopped)
1 tablespoon fresh parsley
½ teaspoon black pepper
1 teaspoon kosher salt
2 tablespoons olive oil
10 -12 ounces crumbled blue cheese or 10 -12 ounces you can use gorgonzola
½ cup dried Italian seasoned breadcrumbs

Frequently Asked Questions

Quick Info

Servings
4 servings
Calories
1159 kcal
Category
General

Eats Now Editorial Team

Recipe developed & tested in-house

Passionate cooks who develop and test new recipes every day – from quick weeknight dinners to special occasion feasts.

Reviewed by the Eats Now Kitchen Team

More about our team →

Grilled Tomato, Onion and Blue Cheese Stuffed Portabellos

Tips for the best results

Variations & substitutions

My Personal Notes

How did you like this recipe?

Frequently Asked Questions