Stir-Fried Cauliflower Rice with Sauteed Mushrooms and Spinach

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

A flavorful stir-fry of riced cauliflower with earthy mushrooms and vibrant spinach, seasoned simply to keep it Whole30-friendly and nourishing. This asian fusion-inspired whole30 (whole30, gluten free) ready in about 25 minutes pairs (about 1 medium head) riced cauliflower, packed baby spinach, sliced cremini mushrooms for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 160 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: 15 min Serves 3 Asian Fusion cuisine 160 cal/serving
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Ingredients

Instructions

  1. Step 1: Heat 2 tbsp olive oil in a large skillet over medium heat. Add 8 oz sliced cremini mushrooms and 1/2 tsp sea salt. Sauté for 5-6 minutes until mushrooms release their moisture and become golden brown.
  2. Step 2: Add 3 minced garlic cloves to the skillet with mushrooms and cook for 1 minute until fragrant.
  3. Step 3: Stir in 4 cups riced cauliflower and cook over medium heat for 5-7 minutes, stirring frequently, until the cauliflower softens but retains slight bite.
  4. Step 4: Add 3 cups baby spinach and cook for 2-3 minutes, stirring until the spinach wilts.
  5. Step 5: Season with 1/2 tsp sea salt, 1/2 tsp black pepper, 1 tbsp fresh lemon juice, and 1 tbsp olive oil. Toss in 2 thinly sliced green onions, mix well, and remove from heat.
  6. Step 6: Serve this vibrant Whole30-friendly stir-fry warm as a side or light main dish.

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Frequently asked questions

How long does Stir-Fried Cauliflower Rice with Sauteed Mushrooms and Spinach take to make?

Total time is about 25 minutes (10 min prep + 15 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 Stir-Fried Cauliflower Rice with Sauteed Mushrooms and Spinach?

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 packed baby spinach from drying out.

Can I substitute ingredients in Stir-Fried Cauliflower Rice with Sauteed Mushrooms and Spinach?

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 Stir-Fried Cauliflower Rice with Sauteed Mushrooms and Spinach 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 Stir-Fried Cauliflower Rice with Sauteed Mushrooms and Spinach whole30?

Yes — this recipe is tagged whole30, gluten free, vegan, paleo, vegetarian, low carb based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.

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