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 Portabella Focaccia Sandwiches?

You need 7 ingredients. The key ingredients include: 2 tablespoons olive oil or 2 tablespoons vegetable oil, 2 large bell peppers, sliced 1/8-inch (green, red, yellow and or or orange), 1 medium onion, sliced, 2 cups portabella mushrooms, sliced, and more.

Is Portabella Focaccia Sandwiches suitable as general?

Yes, Portabella Focaccia Sandwiches falls under the General category and is a great choice for this type of meal.

How do I store leftover Portabella Focaccia Sandwiches?

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

Portabella Focaccia Sandwiches Recipe

Name: Portabella Focaccia Sandwiches
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 2 tablespoons olive oil or 2 tablespoons vegetable oil; 2 large bell peppers, sliced 1/8-inch (green, red, yellow and or or orange); 1 medium onion, sliced; 2 cups portabella mushrooms, sliced; 1 lb loaf focaccia bread, sliced in half lengthwise; 1/4 cup dijon-style mustard; 1 1/2 cups mozzarella-cheddar blend cheese, shredded (chedarella)

Try this homemade Portabella Focaccia Sandwiches recipe the whole family will love. Made with olive oil, bell peppers, onion and portabella mushrooms. E…

This Portabella Focaccia Sandwiches relies on simple, everyday ingredients such as medium onion, sliced, portabella mushrooms, sliced and dijon-style mustard. It comes together quickly and makes 4 servings, at about 245 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

2 tablespoons olive oil or 2 tablespoons vegetable oil
2 large bell peppers, sliced 1/8-inch (green, red, yellow and or or orange)
1 medium onion, sliced
2 cups portabella mushrooms, sliced
1 lb loaf focaccia bread, sliced in half lengthwise
1/4 cup dijon-style mustard
1 1/2 cups mozzarella-cheddar blend cheese, shredded (chedarella)

Frequently Asked Questions

Quick Info

Servings
4 servings
Calories
245 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 →

Portabella Focaccia Sandwiches

Tips for the best results

Variations & substitutions

My Personal Notes

How did you like this recipe?

Frequently Asked Questions