Creamy Avocado and Cheddar Stuffed Mushrooms

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

Plump mushroom caps filled with a rich blend of avocado, sharp cheddar, and herbs, baked until golden and bubbling for a luxurious keto appetizer. This american-inspired keto (vegetarian) ready in about 35 minutes pairs large, stems removed Cremini mushrooms, diced (1/4 cup) Avocado, Shredded cheddar cheese for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving is portion-balanced 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.

★ 3.7 (11 ratings) Prep: 10 min Cook: 25 min Serves 4 American cuisine
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Ingredients

Instructions

  1. Step 1: Preheat oven to 375°F (190°C) and arrange mushroom caps in a single layer in a baking dish.
  2. Step 2: In a small bowl, combine diced avocado, shredded cheddar cheese, cream cheese, garlic powder, dried thyme, 1/4 teaspoon salt, and 1/4 teaspoon black pepper. Mix until smooth and well blended.
  3. Step 3: Spoon the avocado mixture evenly into each mushroom cap, filling them to the brim.
  4. Step 4: Drizzle 1 teaspoon olive oil over the stuffed mushrooms and bake for 20-25 minutes until cheese is melted, golden, and mushrooms are tender.
  5. Step 5: Let rest for 5 minutes before serving to allow filling to set.

Equipment for this recipe

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Frequently asked questions

How long does Creamy Avocado and Cheddar Stuffed Mushrooms take to make?

Total time is about 35 minutes (10 min prep + 25 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 Creamy Avocado and Cheddar Stuffed Mushrooms?

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 diced (1/4 cup) avocado from drying out.

Can I substitute ingredients in Creamy Avocado and Cheddar Stuffed Mushrooms?

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 Creamy Avocado and Cheddar Stuffed Mushrooms 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 Creamy Avocado and Cheddar Stuffed Mushrooms 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.

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