Sautéed Spinach and Mushroom Omelet with Parmesan

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

A fluffy, protein-rich breakfast featuring earthy mushrooms and fresh spinach, topped with a golden Parmesan crust for a satisfying keto start. This american-inspired keto (low-carb, high-protein) ready in about 15 minutes pairs large eggs, spinach, mushrooms for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 320 calories and feeds 2, 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: 5 min Cook: 10 min Serves 2 American cuisine 320 cal/serving
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Ingredients

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Instructions

  1. Step 1: Whisk 4 large eggs in a bowl with a pinch of salt and a dash of black pepper until fully combined.
  2. Step 2: Melt 1 tbsp butter in a non-stick skillet over medium heat until shimmering and golden.
  3. Step 3: Add 1/2 cup sliced mushrooms and cook for 3-4 minutes until edges crisp, then stir in 1 cup chopped spinach and cook until wilted, about 1 minute.
  4. Step 4: Pour the egg mixture over the vegetables in the skillet, tilting to distribute evenly.
  5. Step 5: Sprinkle 2 tbsp grated parmesan cheese over the top, then cook for 3-4 minutes, lifting edges gently with a spatula until eggs set but still moist in the center.
  6. Step 6: Slide onto a plate and serve immediately while hot.

Frequently asked questions

How long does Sautéed Spinach and Mushroom Omelet with Parmesan take to make?

Total time is about 15 minutes (5 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 Sautéed Spinach and Mushroom Omelet with Parmesan?

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 large eggs from drying out.

Can I substitute ingredients in Sautéed Spinach and Mushroom Omelet with Parmesan?

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 Sautéed Spinach and Mushroom Omelet with Parmesan for a different number of people?

The recipe is written for 2 servings. Multiply each ingredient by (your serving target / 2). 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 Sautéed Spinach and Mushroom Omelet with Parmesan low-carb?

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

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