Ingredients: - 24 large white mushrooms - 1 cup frozen spinach, thawed and drained - 1/2 cup crumbled feta cheese - 1/4 cup grated Parmesan cheese - 2 cloves garlic, minced - 2 tablespoons chopped fresh dill - 2 tablespoons olive oil - Salt and pepper to taste Steps: 1. Preheat the oven to 375°F (190°C). Clean the mushrooms and remove the stems. 2. In a food processor, combine the mushroom stems, spinach, feta cheese, Parmesan cheese, garlic, dill, olive oil, salt, and pepper. Pulse until well combined. 3. Stuff each mushroom cap with the mixture and place them on a baking sheet. 4. Bake for 20-25 minutes, or until the mushrooms are tender and the filling is golden brown. 5. Serve hot and enjoy!