This keto garlic butter mushrooms recipe makes a simple, elegant low-carb side that’s perfect for weeknights or a special dinner.

Ready in about five minutes, these mushrooms look and taste like a restaurant side but come together quickly, so you can serve them any night of the week.
Make Amazing Keto Mushroom Recipes
The beauty of this dish is its simplicity. Sauté the mushrooms until they begin to brown, then finish with lemon juice and fresh herbs. The aroma is bright and inviting.

The Best Type of Mushrooms To Use
Cremini mushrooms (also labeled baby Bella or baby portobello) are ideal for this recipe. They have a deeper color, firmer texture, and richer flavor than white button mushrooms. You can also use shiitake or quartered portobellos if you prefer.

Creminis hold their shape nicely and develop a lovely caramelized edge, making the finished plate both flavorful and attractive.
Health Benefits of Mushrooms
Mushrooms are nutrient-dense and make a healthful addition to any meal. They provide protein, fiber, and several B vitamins that support energy metabolism. Many varieties also contain selenium, an antioxidant that helps protect cells and supports immune function.
For people who avoid dairy, mushrooms can also be a natural source of vitamin D when exposed to sunlight, adding another nutritional benefit.
Easy Side Dish For Meal Prep
This skillet mushroom recipe is ideal for quick meal prep. Minimal hands-on time is required: sauté, add herbs and lemon, and serve. It’s an effortless way to add a flavorful vegetable side to prepared meals.
A Low-Carb Holiday Side Dish
These mushrooms also work beautifully for holiday tables. Make a large batch, keep them warm, and they’ll complement roasts and main dishes while pleasing guests who want low-carb options.

How To Turn It Into A Low-Carb Dinner
To make this dish a complete low-carb meal, add protein and greens right in the skillet. Try topping the mushrooms with cooked bacon, wilted spinach, and zucchini noodles for a one-pan dinner that’s both filling and keto-friendly.

Toppings For Keto Garlic Butter Mushrooms
Customize the mushrooms to suit your taste. Add red pepper flakes or a few dashes of hot sauce for heat, or drizzle a keto-friendly cream sauce for a richer finish. Fresh herbs and a squeeze of lemon brighten the flavors nicely.

Keto Garlic Butter Mushrooms Recipe
Below is the ingredient list and step-by-step method. Exact measurements are included in the recipe card following this introduction.

Ingredients
Butter
Cremini mushrooms
Fresh parsley
Italian seasoning
Garlic
Lemon juice
Salt and pepper
Directions
Heat butter in a skillet over medium-high heat.

Add mushrooms and cook about 5 minutes, until they’re crisp and golden around the edges.

Add 1 tablespoon of parsley and the minced garlic; cook briefly until fragrant.

Stir in lemon juice, season with salt and pepper, remove from heat, and garnish with the remaining parsley. Serve immediately.
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KETO GARLIC BUTTER MUSHROOMS RECIPE
Pin Recipe
Ingredients
- 5 tbsp butter
- 1 lb cremini mushrooms
- 2 tbsp fresh parsley, chopped
- 1 tsp Italian seasoning
- 4 cloves garlic, minced
- 1 tbsp lemon juice
- Salt and pepper to taste
Instructions
- Heat butter in a skillet over medium-high heat.
- Add mushrooms and cook about 5 minutes, until they’re browned and crisp at the edges.
- Add 1 tablespoon chopped parsley and the minced garlic; cook until fragrant, about 30–60 seconds.
- Stir in lemon juice, season with salt and pepper, and remove from heat.
- Garnish with remaining parsley and serve hot.
Notes
Net Carbs: 3 g
Nutritional values are approximate and provided as a courtesy.
More Easy Low Carb Side Dishes
If you want more keto side dish ideas, try adding these to your menu plan: Low-Carb Green Beans and Chicken Casserole or other simple vegetable sides to round out meals.