Wicked Spinach and Mushroom Sauté with Garlic Butter

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

A flavorful sauté of fresh spinach and mushrooms cooked in garlic butter, perfect as a side or light main dish. This french-inspired vegetarian (vegetarian) ready in about 20 minutes pairs fresh baby spinach, sliced cremini mushrooms, unsalted butter for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 150 calories and feeds 3, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 10 min Cook: 10 min Serves 3 French cuisine 150 cal/serving
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Ingredients

Instructions

  1. Step 1: Heat 3 tbsp unsalted butter in a large skillet over medium heat until melted and foaming. Add 4 minced garlic cloves and sauté for 30 seconds until fragrant but not browned.
  2. Step 2: Add 8 oz sliced cremini mushrooms to the skillet and cook, stirring occasionally, for 5-6 minutes until the mushrooms release their moisture and begin to brown at the edges.
  3. Step 3: Add 6 cups fresh baby spinach to the skillet, stirring constantly to wilt the spinach evenly, about 2-3 minutes.
  4. Step 4: Season with 1/2 tsp salt and 1/4 tsp black pepper, then stir in 1 tsp lemon zest and 1 tbsp lemon juice. Cook for an additional 1 minute until the flavors meld and spinach is fully wilted.
  5. Step 5: Remove from heat and serve immediately as a savory side or light vegetarian main.

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Frequently asked questions

How long does Wicked Spinach and Mushroom Sauté with Garlic Butter take to make?

Total time is about 20 minutes (10 min prep + 10 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Wicked Spinach and Mushroom Sauté with Garlic Butter?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep fresh baby spinach from drying out.

Can I substitute ingredients in Wicked Spinach and Mushroom Sauté with Garlic Butter?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Wicked Spinach and Mushroom Sauté with Garlic Butter for a different number of people?

The recipe is written for 3 servings. Multiply each ingredient by (your serving target / 3). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

Is Wicked Spinach and Mushroom Sauté with Garlic Butter vegetarian?

Yes — this recipe is tagged vegetarian based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.