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 Cheddar-Stuffed Mushrooms?

You need 10 ingredients. The key ingredients include: 18 to 20 fresh mushrooms, 2 Tbsp. melted butter or margarine, 1/2 c. chopped onion, 1/4 c. melted butter or margarine, and more.

Is Cheddar-Stuffed Mushrooms suitable as snacks & appetizers?

Yes, Cheddar-Stuffed Mushrooms falls under the Snacks & Appetizers category and is a great choice for this type of meal.

How do I store leftover Cheddar-Stuffed Mushrooms?

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

Cheddar-Stuffed Mushrooms Recipe

Name: Cheddar-Stuffed Mushrooms
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 18 to 20 fresh mushrooms; 2 Tbsp. melted butter or margarine; 1/2 c. chopped onion; 1/4 c. melted butter or margarine; 1 c. soft breadcrumbs; 1 c. (4 oz.) shredded Cheddar cheese; 1/2 c. chopped walnuts; 1/4 c. chopped fresh parsley; 1/2 tsp. salt; 1/4 tsp. pepper

Try this homemade Cheddar-Stuffed Mushrooms recipe the whole family will love. Made with mushrooms, butter, onion and butter. Easy step-by-step instruct…

This Cheddar-Stuffed Mushrooms relies on simple, everyday ingredients such as to 20 fresh mushrooms, melted butter or margarine and chopped onion. It comes together quickly and makes 4 servings, at about 949 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 Snacks & Appetizers

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

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.
Leave out the nuts to make it nut-free, or swap in seeds for a similar crunch.

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

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Cheddar-Stuffed Mushrooms

Tips for the best results

Variations & substitutions

My Personal Notes

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Frequently Asked Questions