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 Parsnip And Portobello Casserole?

You need 11 ingredients. The key ingredients include: 6 ounces portobello mushroom caps, 2/3 cup chopped sugar-cured ham (about 3 ounces), 1 cup chopped yellow onion, 2 tablespoons minced shallots, and more.

Is Parsnip And Portobello Casserole suitable as soups & stews?

Yes, Parsnip And Portobello Casserole falls under the Soups & Stews category and is a great choice for this type of meal.

How do I store leftover Parsnip And Portobello Casserole?

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

Parsnip And Portobello Casserole Recipe

Name: Parsnip And Portobello Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 6 ounces portobello mushroom caps; 2/3 cup chopped sugar-cured ham (about 3 ounces); 1 cup chopped yellow onion; 2 tablespoons minced shallots; 2/3 cup fat-free, less-sodium chicken broth; 2 1/2 cups shredded parsnip (about 1 pound); 1/4 teaspoon black pepper; 1/2 cup (2 ounces) shredded Gouda cheese; Cooking spray; 1/4 cup dry breadcrumbs; 2 tablespoons chopped fresh parsley

Try this homemade Parsnip And Portobello Casserole recipe the whole family will love. Made with portobello mushroom, sugar-cured, yellow onion and shall…

This Parsnip And Portobello Casserole relies on simple, everyday ingredients such as portobello mushroom caps, chopped yellow onion, minced shallots and black pepper. It comes together quickly and makes 4 servings, at about 310 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.

Updated Jun 30, 2026

Serves 4 Soups & Stews

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Brown sugar instead of white sugar adds a deeper, more caramel-like flavor.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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Parsnip And Portobello Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

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Frequently Asked Questions