Baked Cauliflower Pizza Crust with Mushrooms and Spinach

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A crisp, low-carb cauliflower crust topped with sautéed mushrooms, fresh spinach, and marinara for a satisfying keto pizza experience. This italian-inspired vegetarian (low carb, vegetarian) ready in about 50 minutes pairs shredded mozzarella cheese, grated parmesan cheese, egg for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 320 calories and feeds 4, 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.

★ 3.4 (14 ratings) Prep: 20 min Cook: 30 min Serves 4 Italian cuisine 320 cal/serving
Plan a meal with the AI → Shop this recipe on Instacart → Shop equipment ↓

Ingredients

Instructions

  1. Step 1: Preheat oven to 400°F. In a bowl, mix 4 cups riced cauliflower, 1/4 cup shredded mozzarella, 1/4 cup grated parmesan, 1 egg, 1/2 tsp dried oregano, and 1/4 tsp salt until combined.
  2. Step 2: Press mixture into a greased 10-inch pizza pan, forming a 1/4-inch-thick crust. Bake for 20 minutes until golden.
  3. Step 3: Heat 1 tbsp olive oil in a skillet over medium heat. Add 1/2 cup sliced mushrooms and cook for 4 minutes until softened. Add 1 cup fresh spinach and cook for 2 minutes until wilted.
  4. Step 4: Spread 1/4 cup keto marinara sauce over crust, top with mushroom-spinach mixture, and bake for 10 minutes until cheese melts.

Equipment for this recipe

Top-rated tools to make this recipe successfully.

More Bakeware & baking tools → Shop all kitchen tools →

Frequently asked questions

How long does Baked Cauliflower Pizza Crust with Mushrooms and Spinach take to make?

Total time is about 50 minutes (20 min prep + 30 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 Baked Cauliflower Pizza Crust with 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 shredded mozzarella cheese from drying out.

Can I substitute ingredients in Baked Cauliflower Pizza Crust with 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 Baked Cauliflower Pizza Crust with Mushrooms and Spinach for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). 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 Baked Cauliflower Pizza Crust with Mushrooms and Spinach low carb?

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

What others are saying