There’s something undeniably comforting about a creamy, garlicky pasta dish—but traditional pasta is off the table when we’re keeping it keto. That’s why we love using king oyster mushrooms as a pasta alternative! Their thick, meaty stems shred into noodle-like ribbons that soak up a rich, garlicky, parmesan-infused cream sauce, making this dish every bit as indulgent as the real thing.
This recipe brings together the best of both worlds: the silky texture of pasta and the deep umami of mushrooms. Tossed with crispy prosciutto or pancetta for a salty crunch, this dish is elegant, easy, and completely keto-friendly. Whether we’re craving a cozy dinner or an impressive meal to serve guests, this creamy king oyster mushroom pasta hits the spot!
King Oyster Mushroom “Pasta” in a Creamy Garlic Sauce: A Keto Noodle Alternative
With its velvety garlic parmesan sauce and tender king oyster mushroom noodles, this dish is a keto dream come true. Topped with crispy prosciutto for an added crunch, it’s the ultimate indulgence—without the carbs.

Ingredients
For the Mushroom Noodles:
For the Creamy Garlic Sauce:
For Toppings:
Instructions
Prepare the Mushroom Noodles:
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Trim the caps off the king oyster mushrooms and slice the thick stems into long, thin ribbons using a vegetable peeler or sharp knife.
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Heat olive oil in a large skillet over medium heat.
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Add the mushroom ribbons, season with salt and black pepper, and sauté for 3-4 minutes until softened. Remove from the skillet and set aside.
Make the Creamy Garlic Sauce:
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In the same skillet, melt butter over medium-low heat.
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Add minced garlic and sauté for 30 seconds until fragrant.
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Pour in the heavy cream, stirring constantly.
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Add grated Parmesan cheese, nutmeg (if using), salt, black pepper, and red pepper flakes.
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Simmer for 2-3 minutes, stirring until the sauce thickens.
Assemble the Dish:
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Return the sautéed mushroom noodles to the skillet and toss to coat in the creamy sauce.
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Cook for another 1-2 minutes, allowing the flavors to meld.
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Transfer to plates and top with crispy prosciutto or pancetta, fresh parsley, and extra Parmesan.
Nutrition Facts
Servings: 2 ServingCalories:320kcalTotal Fat:28gSaturated Fat: 16gTotal Carbohydrate:6gDietary Fiber: 2gSugars: 2gProtein:10g
Note
Substitutions & Variations
- Dairy-Free: Swap butter for ghee or olive oil and use coconut cream instead of heavy cream.
- Nut-Free: No nut ingredients here, but be mindful of pre-grated Parmesan, which can sometimes contain anti-caking agents.
- Extra Protein: Add grilled chicken or shrimp for a more filling meal.
- Vegetarian Option: Skip the prosciutto and add sautéed spinach or roasted cherry tomatoes instead.
This King Oyster Mushroom "Pasta" in a Creamy Garlic Sauce is a game-changer for pasta lovers looking to keep things keto. It’s decadent, satisfying, and proof that we don’t need traditional noodles to enjoy a creamy, comforting dish.