Mushroom Alfredo Sauce

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An easy, 35 minute dinner idea! This Fettuccine with Mushroom Alfredo Sauce is extra creamy and has a handful of fresh spinach in at the end for extra flavor and a pretty color contrast.

a skillet of pasta with mushroom alfredo sauce

If you’re looking for an easy, meatless dinner idea and love a creamy pasta sauce, you’ll love this quick Mushroom Alfredo Sauce that you can have on the table in less than 35 minutes!

It’s perfect paired with a caesar salad and a crusty slice of Italian bread. It’s a pasta dinner quick enough for a weeknight, but elegant enough for a dinner party, too.

What Mushrooms to Use for Pasta

For this fettuccine alfredo pasta, I chose baby bella mushrooms. Baby Bella is another name for the cremini mushroom, which is a young portobello mushroom.

When you cook them, they have a meaty flavor which makes them idea for this meatless pasta dish. To bring out their flavor more, by sauté them in a skillet before adding them to the creamy sauce.

sauteed mushrooms on a plate

How to Make Mushroom Alfredo Sauce

There’s just 5 steps in this Mushroom alfredo pasta recipe.

  1. In a large skillet, heat the olive oil over medium heat. Add the sliced mushrooms to the skillet and cook for a few minutes until tender. Remove the mushrooms from the skillet and set aside.
  2. Add butter to the skillet and cook over medium-low heat until melted. Make a roux by whisking the flour into the butter until smooth. Cook and stir for about 1 minute. 
  3. Add the chicken broth and whisk well, then add the heavy cream, parmesan cheese, and garlic powder; stir well again. 
  4. Increase the heat to medium and bring the sauce to a simmer for 1 minute, stirring constantly. Reduce the heat to low and season with salt and pepper to taste. 
  5. The last step is to add in the spinach, then the mushrooms and cooked pasta. Toss it all together and your dinner is ready!
fresh spinach over alfredo sauce in a skillet
tongs holding fettuccini with mushroom alfredo sauce

Make it your own

Use our base recipe and get creative! Try adding minced garlic or onion into the skillet when you sauté the mushrooms. Add in vegetables such as asparagus or broccoli florets.

about tastes of lizzy t

Make it a meal.

To make this Mushroom Alfredo Sauce a complete meal, serve over fettuccini and make these sides:

You can also drizzle the mushroom alfredo sauce over baked potatoes or rice.

Love a creamy sauce? Try our shrimp alfredo pasta, shrimp alfredo pizza and chicken alfredo pasta!

a skillet of pasta with mushroom alfredo sauce
a skillet of pasta with mushroom alfredo sauce

Mushroom Alfredo Sauce

4.77 from 30 votes
An easy, 35 minute dinner idea! This Fettuccine with Mushroom Alfredo Sauce is creamy and has a handful of fresh spinach in at the end for color and flavor.
Servings 5
Prep Time 10 minutes
Cook Time 25 minutes
Total Time 35 minutes

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Ingredients
 

  • 8 ounces fettuccine noodles (about half of a 1 pound size box)
  • 1 tablespoon olive oil
  • 8 ounces baby bella mushrooms (sliced)
  • ¼ cup salted butter
  • 2 tablespoons all-purpose flour
  • ½ cup chicken broth
  • 1 cup heavy cream
  • ¾ cup freshly grated parmesan cheese
  • ½ teaspoon garlic powder
  • salt and black pepper to taste
  • 1 cup fresh spinach chopped

Instructions
 

  • Cook the fettuccine to al dente according to package directions. Drain and set aside. 8 ounces fettuccine noodles
  • In a large skillet, heat the olive oil over medium heat. Add the sliced mushrooms to the skillet and cook for a few minutes until tender. Remove the mushrooms from the skillet and set aside. 1 tablespoon olive oil, 8 ounces baby bella mushrooms
  • Add butter to the skillet and cook over medium-low heat until melted. Whisk in the flour. Cook and stir for about 1 minute. ¼ cup salted butter, 2 tablespoons all-purpose flour
  • Add the chicken broth and whisk well, then add the heavy cream, parmesan cheese, and garlic powder; stir well again. ½ cup chicken broth, 1 cup heavy cream, ¾ cup freshly grated parmesan cheese, ½ teaspoon garlic powder
  • Increase the heat to medium and bring the sauce to a simmer for 1 minute, stirring constantly. Reduce the heat to low and season with salt and pepper to taste. salt and black pepper
  • Stir in the spinach. Cook over low heat for 1 minute then add the mushrooms and fettuccine. Stir well until all of the pasta is coated with the creamy sauce. 1 cup fresh spinach
  • Garnish with fresh parsley or basili and serve immediately.

Notes

The calories shown are based on the recipe making 5 serving, with 1 serving being ⅕ of the prepared past with sauce. Since different brands of ingredients have different nutritional information, the calories shown are just an estimate.

Nutrition

Calories: 526kcal | Carbohydrates: 39g | Protein: 15g | Fat: 35g | Saturated Fat: 20g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 10g | Trans Fat: 0.4g | Cholesterol: 127mg | Sodium: 431mg | Potassium: 420mg | Fiber: 2g | Sugar: 3g | Vitamin A: 1692IU | Vitamin C: 2mg | Calcium: 243mg | Iron: 2mg
Course Main Dish
Cuisine American
Calories 526
Keyword alfredo, mushrooms, pasta
About JulieJulie Clark

About Julie Clark

I'm Julie Clark, CEO and recipe developer of Tastes of Lizzy T. With my B.A. in Education and over 30 years of cooking and baking, I want to teach YOU the best of our family recipes.

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4.77 from 30 votes (25 ratings without comment)
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Ariane Soriano
2 years ago

Can i use heavy whipping cream instead of heavy cream?

Sammie
3 years ago

5 stars
Best alfredo sauce I’ve ever made. I added some baked chicken to the recipe, but I’m sure it would be fine without it. Will definitely make again!

Karen
3 years ago

5 stars
This was so delicious!! I ate it over mushroom ravioli, my husband ate it over tortellini, and my son ate it over spaghetti. Thumbs up!

Leslie
4 years ago

5 stars
This was very better than Olive Gardens! I made crispy parmesan chicken to the dish as a side which is my daughters favorite! I also loved that I knew the ingredients were fresh not frozen (and used organic items and fresh herbs). I added fresh Romano, Asiago and parmesan cheeses as well. Thank you for a great recipe!! 🤗

Bonnie
4 years ago

5 stars
Came out terrific, I used cremini mushrooms, heavy cream (1 pint) as well as fresh spinach and a can of Cream of mushroom soup along with the chix broth and spices. I made a larger portion hence the bigger volume of ingredients. Came out terrific!!

Samantha Perry
4 years ago

5 stars
Loved this!! I used coconut milk instead of heavy cream and added a fresh clove of garlic and it was amazing thank you!

Kathy
5 years ago

This was delicious! I didn’t have fresh mushrooms, so I used canned. I reserved the mushroom water and used that with the chicken broth. Super yummy mushroom flavor. I also used half and half instead of heavy cream. Only thing i had in the fridge. Came out awesome!!!

Emily @ Love, Pasta and a Tool Belt
6 years ago

I don’t normally like mushrooms but this sounds really good! And I love the addition of spinach as well. Yum!