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 Portobello-Swiss "Burgers"?

You need 8 ingredients. The key ingredients include: 4 large portobello mushroom caps (4-1/2 inch), 1 small red onion, cut into 1/2-inch-thick slices, 2 Tbsp. KRAFT Balsamic Vinaigrette Dressing, divided, 4 KRAFT Big Slice Aged Swiss Cheese Slices, and more.

Is Portobello-Swiss "Burgers" suitable as general?

Yes, Portobello-Swiss "Burgers" falls under the General category and is a great choice for this type of meal.

How do I store leftover Portobello-Swiss "Burgers"?

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

Portobello-Swiss "Burgers" Recipe

Name: Portobello-Swiss "Burgers"
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 4 large portobello mushroom caps (4-1/2 inch); 1 small red onion, cut into 1/2-inch-thick slices; 2 Tbsp. KRAFT Balsamic Vinaigrette Dressing, divided; 4 KRAFT Big Slice Aged Swiss Cheese Slices; 1/4 cup KRAFT Real Mayo Mayonnaise; 1 Tbsp. GREY POUPON Dijon Mustard; 4 kaiser rolls, split; 1 cup loosely packed FRESH EXPRESS Spring Mix

Try this homemade Portobello-Swiss "Burgers" recipe the whole family will love. Made with portobello mushroom, red onion, Dressing and Swiss Cheese. Eas…

This Portobello-Swiss "Burgers" relies on simple, everyday ingredients such as kraft real mayo mayonnaise, grey poupon dijon mustard and kaiser rolls, split. It comes together quickly and makes 4 servings, at about 534 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 large portobello mushroom caps (4-1/2 inch)
1 small red onion, cut into 1/2-inch-thick slices
2 Tbsp. KRAFT Balsamic Vinaigrette Dressing, divided
4 KRAFT Big Slice Aged Swiss Cheese Slices
1/4 cup KRAFT Real Mayo Mayonnaise
1 Tbsp. GREY POUPON Dijon Mustard
4 kaiser rolls, split
1 cup loosely packed FRESH EXPRESS Spring Mix

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Quick Info

Servings
4 servings
Calories
534 kcal
Category
General

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Portobello-Swiss "Burgers"

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