Hidden Layer Mushroom & Spinach Lasagna

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A classic lasagna with a surprise layer of earthy mushrooms and fresh spinach hidden between pasta sheets, creating a burst of flavor with every forkful. This italian-inspired pasta ready in about 65 minutes pairs no-boil lasagna noodles, marinara sauce, ricotta cheese for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 200 calories and feeds 6, 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.

★ 3.6 (8 ratings) Prep: 30 min Cook: 35 min Serves 6 Italian cuisine 200 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 375°F. Heat 1 tbsp olive oil in a large skillet over medium heat, then add 1 cup sliced mushrooms and cook for 5 minutes until golden; stir in 2 cups fresh spinach and cook until wilted, about 2 minutes.
  2. Step 2: In a bowl, combine 1 cup ricotta cheese, 1/2 tsp salt, and 1/4 tsp black pepper; mix until smooth.
  3. Step 3: Spread 1/2 cup marinara sauce in a 9x13-inch baking dish, then place 4 no-boil lasagna noodles on top. Spread 1/2 cup ricotta mixture over the noodles, then add 1 cup mushroom-spinach mixture, then 1/2 cup shredded mozzarella and 2 tbsp grated Parmesan.
  4. Step 4: Place another 4 no-boil lasagna noodles on top. Spread remaining 1/2 cup ricotta mixture, then 1 cup mushroom-spinach mixture, then 1/2 cup mozzarella and 2 tbsp Parmesan.
  5. Step 5: Place last 4 noodles on top. Spread remaining 1/2 cup marinara sauce, then 1/2 cup mozzarella and 2 tbsp Parmesan. Cover with foil and bake for 25 minutes, then remove foil and bake for 10 more minutes until golden and bubbly.

Equipment for this recipe

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Frequently asked questions

How long does Hidden Layer Mushroom & Spinach Lasagna take to make?

Total time is about 65 minutes (30 min prep + 35 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 Hidden Layer Mushroom & Spinach Lasagna?

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 no-boil lasagna noodles from drying out.

Can I substitute ingredients in Hidden Layer Mushroom & Spinach Lasagna?

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 Hidden Layer Mushroom & Spinach Lasagna for a different number of people?

The recipe is written for 6 servings. Multiply each ingredient by (your serving target / 6). 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.

What goes well with Hidden Layer Mushroom & Spinach Lasagna?

Italian pasta like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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