Sunday Creamy Mushroom Rice Bake

Name: Sunday Creamy Mushroom Rice Bake
Prep time: 15 min
Cook time: 45 min
Total time: 1 h
Yield: 6 servings
Ingredients: 1 cup Arborio rice; 2 cups vegetable broth; 8 oz mixed mushrooms (cremini and white), sliced; 1 medium onion, chopped; 2 cloves garlic, minced; 1 cup heavy cream; 1 cup grated Parmesan cheese; 1 tablespoon olive oil; Salt and pepper to taste; Fresh parsley, chopped (for garnish)

Highlighted under: Baking & Desserts

Every Sunday, I look forward to creating something special in the kitchen, and this Creamy Mushroom Rice Bake never disappoints. The comforting aromas of sautéed mushrooms and garlic fill the house, igniting excitement for the meal ahead. This dish combines creamy rice and earthy mushrooms into a cozy casserole that is perfect for a family gathering or a leisurely brunch. With its rich flavors and satisfying texture, it quickly became one of our favorite comfort foods. Plus, the best part is how easy it is to prepare, letting me savor the moments with my loved ones.

Created by

Quinn Harper

Last updated on 2026-01-14T02:58:07.584Z

I’ve been perfecting this Creamy Mushroom Rice Bake for years, tweaking it until every bite is a burst of flavor. The combination of Arborio rice, which gives that wonderful creaminess, and rich sautéed mushrooms creates a deeply satisfying dish. I love using a mix of both white and cremini mushrooms to enhance the flavor; it’s amazing how much depth they add.

When I first tried this recipe, I used just one type of mushroom, but it felt lacking. That’s when I decided to mix them up, and the result was outstanding! This bake is not just a side dish; it can easily stand as a hearty main. To elevate it even further, I sprinkle fresh herbs before serving, and it looks as good as it tastes!

        Why You'll Love This Recipe
        Luxuriously creamy with a satisfying texture
Hearty and filling, perfect for any occasion
An easy crowd-pleaser that can be made ahead

      

The Role of Arborio Rice

Arborio rice is a key ingredient in this Creamy Mushroom Rice Bake, providing a unique texture that sets it apart from regular long-grain rice. This short-grain rice releases starch as it cooks, resulting in a creamy, luxurious finish. When preparing the dish, avoid rinsing the rice beforehand, as this washes away the starch needed for that coveted creaminess. Instead, allow it to soak up the flavors of the broth and cream during baking for a rich and cohesive dish.

Another benefit of Arborio rice is its ability to retain a slight chewiness, which complements the tender mushrooms and creamy sauce. Make sure to monitor the cooking time closely; overcooking can lead to mushy rice. When combined with the sautéed mushrooms and aromatic onion and garlic, the rice's texture becomes a delightful contrast to the soft components, making each bite satisfying.

Mushroom Selection and Preparation

Using a mix of cremini and white mushrooms enhances the flavor profile of the bake. Cremini mushrooms have a deeper, earthier taste compared to the mild white variety, creating a complex and savory base for your dish. If desired, you could also swap in shiitake or portobello mushrooms for even more depth. When slicing the mushrooms, aim for uniform thickness to ensure even cooking, allowing them to develop a golden, crisp exterior as they sauté.

Pay attention to the moisture released by the mushrooms during cooking. If they become too watery, cook them a few minutes longer over medium-high heat to reduce excess liquid before adding them to the rice mixture. This will prevent your casserole from becoming soggy and ensure that the flavors meld together beautifully.

Serving and Storage Tips

Once your Creamy Mushroom Rice Bake is ready, let it sit for a few minutes before serving. This resting time allows the flavors to settle, enhancing the dish's overall appeal. The bake is fantastic on its own, but it can also be paired with a light salad or roasted vegetables for a complete meal. For a touch of freshness, consider adding a squeeze of lemon juice or a sprinkle of lemon zest before serving to brighten the rich flavors.

If you have leftovers, they store well in an airtight container in the refrigerator for up to three days. Reheating is simple; just add a splash of broth or cream to prevent it from drying out when warming up the casserole in the oven or microwave. This dish also freezes beautifully—prepare a double batch and freeze half in a freezer-safe container, making it easy to enjoy this comforting dish any time.

Ingredients

Main Ingredients

1 cup Arborio rice
2 cups vegetable broth
8 oz mixed mushrooms (cremini and white), sliced
1 medium onion, chopped
2 cloves garlic, minced
1 cup heavy cream
1 cup grated Parmesan cheese
1 tablespoon olive oil
Salt and pepper to taste
Fresh parsley, chopped (for garnish)

Instructions

Prepare the Mushrooms

In a large skillet, heat the olive oil over medium heat. Add the chopped onion and sauté until translucent, about 5 minutes. Add the minced garlic and sliced mushrooms, cooking until the mushrooms have released their moisture and are golden brown, about 8-10 minutes. Season with salt and pepper.

Combine Ingredients

In a large mixing bowl, combine the cooked mushroom mixture, Arborio rice, vegetable broth, heavy cream, and half of the Parmesan cheese. Stir well to combine.

Bake

Pour the mixture into a greased baking dish and cover with aluminum foil. Bake in a preheated oven at 375°F (190°C) for 30 minutes. Remove the foil, sprinkle the remaining Parmesan cheese on top, and bake uncovered for an additional 15 minutes, or until the top is golden and the rice is creamy.

Garnish and Serve

Remove from the oven and let it sit for a few minutes. Garnish with freshly chopped parsley before serving.

Pro Tips

For an extra layer of flavor, try adding a splash of white wine to the mushroom mixture before mixing it with the rice. You can also experiment with different types of cheese or add cooked chicken for added protein.

Make-Ahead Strategy

One of the great aspects of this recipe is its make-ahead potential. You can prepare the mushroom and rice mixture in advance and store it in the fridge for up to 24 hours before baking. This is ideal for a busy Sunday brunch, allowing you to simply pop the dish in the oven when you’re ready to serve. Just remember to extend the baking time slightly if you are starting from the refrigerator, ensuring it warms thoroughly and the flavors develop fully.

If you're looking to save time altogether, consider assembling the casserole and then freezing it right before baking. Wrap it tightly with plastic wrap and aluminum foil to prevent freezer burn. To bake from frozen, remove the wrap and heat in a preheated oven at 375°F (190°C) for an hour, covering with foil for the first 30 minutes to help it thaw and cook evenly.

Variations to Try

This creamy bake is incredibly versatile! You can easily customize it by incorporating different vegetables, such as spinach or peas, for added nutrition and color. Simply sauté them with the mushrooms or fold them into the mixture before baking. Additionally, consider adding cooked proteins like shredded chicken or sausage to elevate the dish and make it even more hearty. These additions not only diversify the flavors but also boost the comfort food factor.

For those who prefer a lighter version, you can substitute the heavy cream with a blend of milk and Greek yogurt or a non-dairy milk alternative. Just whip it well to combine before adding it to the rice mixture. This adjustment maintains the creamy texture while cutting down on calories, making the dish a bit healthier without sacrificing flavor.

Questions About Recipes

→ Can I make this dish ahead of time?

Absolutely! You can prepare the dish and refrigerate it before baking. Just increase the baking time by about 10 minutes if it's coming straight from the fridge.

→ Can I use brown rice instead of Arborio rice?

While Arborio rice is preferred for its creaminess, you can use brown rice. However, adjust the cooking time and liquid as brown rice requires more cooking time and liquid.

→ How do I store leftovers?

Store any leftovers in an airtight container in the refrigerator for up to 3 days. Reheat in the oven or microwave until warmed through.

→ Can I add other vegetables to this recipe?

Yes! Feel free to add vegetables like spinach, peas, or bell peppers for added nutrition and flavor.