Easy Homemade Cream Of Mushroom Soup Recipe: A Step-By-Step Guide

how to make my own cream of mushroom soup

Making your own cream of mushroom soup is a rewarding and surprisingly simple process that allows you to control the ingredients and flavors to suit your taste. Unlike store-bought versions, homemade cream of mushroom soup is free from preservatives and artificial additives, offering a richer, more authentic flavor. To begin, you’ll need fresh mushrooms, butter, onions, garlic, flour, broth, and cream, though you can easily customize the recipe with herbs like thyme or parsley for added depth. The key steps involve sautéing the mushrooms and aromatics, creating a roux for thickness, and simmering the mixture to develop a creamy, savory texture. Whether you’re using it as a base for casseroles, a topping for vegetables, or enjoying it on its own, homemade cream of mushroom soup is a versatile and satisfying dish that elevates any meal.

Characteristics Values
Ingredients Butter, olive oil, mushrooms (button, cremini, or a mix), onion, garlic, all-purpose flour, chicken or vegetable broth, heavy cream, salt, pepper, thyme (optional), parsley (optional)
Prep Time 10 minutes
Cook Time 25-30 minutes
Total Time 35-40 minutes
Servings 4-6
Cooking Method Stovetop
Difficulty Level Easy
Texture Creamy, smooth
Flavor Profile Savory, earthy, umami
Customizable Yes (adjust thickness, add herbs, use dairy-free alternatives)
Storage Refrigerate up to 3 days; freeze up to 3 months
Reheating Stovetop or microwave, stirring occasionally
Uses Base for casseroles, standalone soup, sauce for meats/vegetables
Health Considerations Can be made gluten-free (use gluten-free flour), dairy-free (use coconut cream or cashew cream)
Cost Budget-friendly (depends on ingredients used)
Equipment Needed Large saucepan or pot, whisk, knife, cutting board

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Gather Fresh Ingredients: Mushrooms, butter, flour, broth, cream, onions, garlic, thyme, salt, and pepper

The foundation of any exceptional cream of mushroom soup lies in the quality of its ingredients. Fresh, high-quality mushrooms are non-negotiable—button, cremini, or shiitake varieties offer distinct flavors, so choose based on your preference. For a richer, earthier taste, consider a mix of mushroom types. Butter, the unsung hero of this recipe, should be unsalted to control the overall seasoning. Flour, preferably all-purpose, acts as the thickening agent, creating that velvety texture we crave. Broth, whether chicken or vegetable, forms the soup’s base; opt for low-sodium to adjust salt levels later. Heavy cream adds decadence, but half-and-half works for a lighter version. Onions and garlic provide depth, while fresh thyme infuses an aromatic herbal note. Salt and pepper, though simple, are crucial for balancing flavors—season incrementally to avoid overpowering the mushrooms.

Selecting the right mushrooms is both an art and a science. If using wild mushrooms, ensure they’re properly identified and cleaned to remove dirt and debris. Cultivated varieties are more convenient but benefit from a quick rinse and pat dry. Slicing mushrooms uniformly ensures even cooking, though larger chunks can add a rustic texture. Butter, when melted over medium heat, should foam slightly before adding the mushrooms—this prevents them from absorbing too much fat and encourages browning. Flour is added after the mushrooms have released their moisture and begun to brown, forming a roux that thickens the soup without clumping. Stir constantly for 1–2 minutes to cook out the raw flour taste, but avoid overcooking, which can lead to a pasty texture.

Broth is the backbone of the soup, and its quality directly impacts the final result. Homemade broth is ideal, but store-bought works well if chosen thoughtfully. Add it gradually, stirring to incorporate the roux and prevent lumps. Cream should be warmed slightly before adding to avoid curdling, especially if the soup is simmering. Onions and garlic, finely chopped, are sautéed until translucent and fragrant—overcooking can turn them bitter. Thyme, added early in the cooking process, releases its oils and permeates the soup with its flavor. Fresh thyme is superior to dried, but if using dried, reduce the quantity by half and add it earlier to rehydrate.

Balancing flavors is the final, critical step. Salt enhances the natural umami of the mushrooms, while pepper adds a subtle kick. Taste as you go, adjusting seasoning to highlight the ingredients without overwhelming them. A squeeze of lemon juice, though not listed, can brighten the soup’s profile, especially if it feels too heavy. The goal is harmony—each ingredient should complement, not compete. By focusing on freshness and precision, you’ll create a cream of mushroom soup that’s not just a dish, but an experience.

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Sauté Aromatics: Cook onions, garlic, and mushrooms in butter until golden and fragrant

The foundation of a rich, flavorful cream of mushroom soup lies in the careful sautéing of aromatics. This step is not merely about softening vegetables; it’s about coaxing out their deepest flavors through the Maillard reaction, a chemical process that occurs when amino acids and sugars in food react to heat, creating complex, nutty, and umami-rich compounds. Butter, with its low smoke point and natural milk solids, is ideal for this purpose, as it both browns beautifully and adds a subtle dairy richness that complements the mushrooms.

Begin by melting 3 tablespoons of unsalted butter in a heavy-bottomed saucepan or Dutch oven over medium heat. Add 1 finely chopped medium onion and 2 minced garlic cloves, stirring frequently to prevent burning. The onion should turn translucent after about 5 minutes, releasing its natural sugars and softening its sharp edge. At this point, add 8 ounces of sliced cremini or button mushrooms, ensuring they’re spaced evenly in the pan to allow proper browning. Overcrowding will steam the mushrooms instead of searing them, so work in batches if necessary. Cook for 7–10 minutes, stirring occasionally, until the mushrooms are golden and their moisture has evaporated, leaving behind a concentrated, earthy flavor.

The order of adding ingredients matters here. Onions and garlic require more time to break down, while mushrooms release moisture quickly and need higher heat to caramelize. Adding mushrooms too early can dilute the butter and halt the browning process, resulting in a soggy, bland base. Patience is key—resist the urge to rush this step, as it’s where the soup’s depth of flavor is born.

For a deeper flavor profile, consider deglazing the pan with ¼ cup of dry sherry or white wine after the mushrooms are browned. This not only adds a layer of acidity to balance the richness but also lifts the browned bits (fond) from the bottom of the pan, incorporating them back into the soup. Let the alcohol cook off for 1–2 minutes before proceeding to the next step. This small addition elevates the soup from homemade to restaurant-quality.

Finally, this sautéed mixture serves as the backbone of your soup, so treat it with care. The golden-brown onions, fragrant garlic, and caramelized mushrooms should be visibly transformed, their colors deepened and their aromas intensified. This is the moment when your kitchen smells like a gourmet bistro, and your soup begins to take on a life of its own. From here, you’ll build with flour, stock, and cream, but the aromatics will remain the star, their flavors woven into every spoonful.

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Create Roux Base: Whisk flour into butter for a thickening roux; cook until lightly browned

The roux base is the unsung hero of cream of mushroom soup, providing the silky texture and subtle depth that sets homemade apart from canned. It’s a simple yet transformative step: whisking equal parts flour and butter until they meld into a golden paste. This isn’t just about thickening—it’s about building flavor. As the flour cooks in the butter, its raw, starchy edge softens, and a nutty aroma emerges, enriching the soup’s foundation. Think of it as the backbone of your dish, quietly supporting every ingredient that follows.

To create this roux, start with a 1:1 ratio of butter to flour—typically 2–3 tablespoons of each for a standard soup batch. Melt the butter over medium heat in a heavy-bottomed saucepan, ensuring it coats the surface evenly. Once it stops foaming, whisk in the flour vigorously to prevent lumps. The mixture will initially look pasty and pale, but patience is key. Stir constantly for 3–5 minutes, allowing the roux to cook until it reaches a light golden brown. This color signals that the flour is fully cooked and the roux is ready to thicken liquids without a raw taste.

A common pitfall is rushing this step or overheating the roux, which can lead to a burnt flavor or grainy texture. Keep the heat moderate and watch closely—the line between perfectly browned and burnt is thin. If you’re new to roux-making, err on the side of a lighter color; it’s better to undercook slightly than to ruin the batch. For a smoother process, ensure the flour is fully incorporated before letting it brown, and use a whisk or wooden spoon to keep it moving.

Comparing this method to alternatives highlights its efficiency. While cornstarch or arrowroot can thicken soups, they lack the flavor-enhancing properties of a roux. A roux also integrates seamlessly, avoiding the slimy texture sometimes left by starch slurries. It’s a technique borrowed from classical cooking, but its simplicity makes it accessible to home cooks. Once mastered, it becomes a go-to for not just soups, but sauces, gravies, and more.

In the context of cream of mushroom soup, the roux serves a dual purpose: it thickens the broth while enhancing the earthy, savory notes of the mushrooms. As you add broth or cream to the roux, it transforms from a paste into a velvety liquid, binding the soup’s components together. This step isn’t just about following a recipe—it’s about understanding how ingredients interact to create a cohesive dish. With a well-executed roux, your soup will have the richness and body that canned versions can’t replicate.

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Simmer Broth: Add broth, simmer until mushrooms are tender, then blend for creamy texture

The simmering process is a pivotal step in crafting a velvety cream of mushroom soup, transforming humble ingredients into a rich, flavorful base. This technique is all about patience and precision. Begin by selecting a broth that complements your mushrooms—a vegetable or chicken broth works well, adding depth without overpowering the delicate mushroom flavor. For every cup of mushrooms, aim for approximately 2 cups of broth to ensure a generous yield.

Simmering Unveiled: As the broth heats, it gently coaxes out the mushrooms' earthy essence. Maintain a gentle simmer, allowing the liquid to bubble softly. This controlled heat ensures the mushrooms tenderize without disintegrating, preserving their texture. The timing is crucial; simmer for 15-20 minutes, or until the mushrooms are fork-tender. Overcooking can lead to a mushy consistency, so keep a close eye on your pot.

Blending for Creaminess: Once the mushrooms are tender, it's time to create that signature creamy texture. Transfer the simmered mixture to a blender, ensuring you capture all the flavorful broth. Blend until smooth, creating a lush, uniform consistency. For a finer texture, consider straining the blended soup through a mesh sieve, removing any remaining fibrous bits. This step elevates your soup from rustic to restaurant-worthy.

This method offers a simple yet effective way to achieve a creamy mushroom soup without relying on heavy cream. The natural starches released from the mushrooms during simmering contribute to the soup's thickness, while blending ensures a silky mouthfeel. It's a technique that showcases the ingredient's versatility, proving that a few basic steps can yield impressive results.

Practical Tips: For an extra flavor boost, consider sautéing the mushrooms before simmering, adding a layer of complexity. Additionally, experiment with different mushroom varieties to find your preferred taste and texture. This simmer-and-blend approach is a versatile foundation, allowing you to customize your cream of mushroom soup to your heart's desire.

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Finish with Cream: Stir in cream, season to taste, and serve warm with herbs

The final touch in crafting your homemade cream of mushroom soup lies in the addition of cream, a step that transforms the dish from a simple broth to a luxurious, velvety experience. This stage is where the soup's texture and flavor reach their pinnacle, making it essential to approach it with precision and care. The cream not only enriches the soup but also balances the earthy tones of the mushrooms, creating a harmonious blend that delights the palate.

Incorporating the Cream: Begin by selecting a high-quality heavy cream, as its fat content is crucial for achieving the desired richness without curdling. Gradually stir in 1 to 1.5 cups of cream into your simmering mushroom base, ensuring the soup is warm but not boiling to prevent separation. Use a whisk or a wooden spoon to create a smooth, uniform consistency, allowing the cream to meld seamlessly with the other ingredients. This step is where the soup’s transformation occurs, so take your time to observe how the cream thickens the liquid and enhances its mouthfeel.

Seasoning to Perfection: Once the cream is fully incorporated, it’s time to season the soup to taste. Start with a pinch of salt and freshly ground black pepper, adjusting gradually to avoid overpowering the delicate mushroom flavor. Consider adding a dash of nutmeg or a squeeze of lemon juice to brighten the dish and cut through the cream’s richness. Taste as you go, keeping in mind that the herbs you’ll add later will contribute additional layers of flavor. This is your opportunity to personalize the soup, making it uniquely yours.

Serving with Herbs: The final flourish comes with the addition of fresh herbs, which not only add a burst of color but also elevate the soup’s aroma and taste. Chopped parsley, thyme, or chives are excellent choices, offering a fresh contrast to the creamy base. Sprinkle the herbs over the soup just before serving to preserve their vibrancy and fragrance. For a more indulgent presentation, drizzle a small amount of truffle oil or sprinkle a few croutons on top. Serve the soup warm, as the heat enhances both the creaminess and the herbal notes, creating a comforting and sophisticated dish.

Practical Tips for Success: To ensure your cream of mushroom soup finishes flawlessly, keep a few key tips in mind. Always temper the cream by warming it slightly before adding it to the soup to prevent temperature shock. If you prefer a lighter version, substitute half-and-half or whole milk for the cream, though the texture will be less decadent. For a smoother finish, blend the soup briefly after adding the cream, but avoid over-blending to maintain some mushroom texture. Lastly, if serving to guests, consider warming the bowls beforehand to keep the soup at its ideal temperature longer. With these steps, your homemade cream of mushroom soup will be a standout dish, rich in flavor and elegance.

Frequently asked questions

The basic ingredients include mushrooms, butter or oil, onions, garlic, flour, chicken or vegetable broth, heavy cream or milk, salt, pepper, and optional herbs like thyme.

Yes, you can use any type of mushroom, such as button, cremini, shiitake, or porcini. Each type will add a unique flavor to the soup.

You can thicken the soup by blending a portion of the cooked mushrooms into a puree, adding a roux made with cornstarch instead of flour, or using mashed potatoes for a gluten-free option.

Heavy cream provides richness, but you can substitute it with half-and-half, whole milk, or even a dairy-free alternative like coconut milk or cashew cream for a lighter version.

When stored in an airtight container, homemade cream of mushroom soup can last 3–4 days in the refrigerator. Reheat it gently on the stove, stirring occasionally.

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