The beauty of this stir-fry lies in its accessible and powerful ingredients. Each component is chosen not just for its individual flavor, but for how it complements the others to create a balanced and delicious final dish. There’s no need for a long, complicated shopping list; just a few high-quality staples are all it takes.

• Olive Oil or Sesame Oil (2 Tablespoons): This is the foundation of our stir-fry. Olive oil is a great all-purpose choice, but using a tablespoon of sesame oil, especially toasted sesame oil, at the end of cooking will impart an incredibly rich, nutty aroma and flavor that is characteristic of many Asian cuisines. For high-heat cooking, a neutral oil like avocado or canola oil is also an excellent option.
• Cremini Mushrooms (1 pound / 450g), sliced: Often called “baby bellas,” cremini mushrooms are the star of the show. They have a deeper, earthier flavor and a firmer, meatier texture than white button mushrooms. This makes them perfect for a stir-fry, as they hold their shape and provide a satisfying, savory bite. Ensure they are cleaned with a damp cloth or a soft brush, not soaked in water, to prevent them from becoming soggy.
• Garlic (4 cloves), minced: Do not underestimate the power of fresh garlic. Four cloves might seem like a lot, but its pungent, aromatic flavor is essential to building the savory base of the stir-fry sauce. It mellows as it cooks, infusing the entire dish with a wonderful fragrance. Pre-minced garlic from a jar can work in a pinch, but the flavor of freshly minced garlic is significantly brighter and more potent.
• Fresh Ginger (1-inch piece), grated or minced: Ginger adds a warm, spicy, and slightly sweet counterpoint to the garlic and soy sauce. Its zesty notes cut through the richness of the mushrooms and brighten up the entire dish. Using a microplane grater is the easiest way to get a fine, paste-like consistency that will dissolve beautifully into the sauce.
• Fresh Spinach (10 ounces / 280g), washed: A large bag of spinach might look like an insurmountable amount, but it cooks down dramatically. Spinach adds a vibrant green color, a wealth of nutrients, and a tender texture that contrasts beautifully with the firm mushrooms. Its slightly mineral flavor is the perfect foil for the umami-rich sauce.
• Low-Sodium Soy Sauce (1/4 cup / 60ml): This is the primary source of our salty and umami flavor. Using a low-sodium version allows you to control the saltiness of the final dish more effectively, letting the other flavors shine. You can always add more, but you can’t take it away. For a gluten-free option, tamari or coconut aminos are excellent substitutes.
• Rice Vinegar (1 tablespoon): A splash of acidity is crucial for balancing a savory dish. Rice vinegar provides a mild, slightly sweet tang that brightens the sauce and prevents it from tasting flat or overly salty.
• Honey or Maple Syrup (1 teaspoon): A hint of sweetness is the secret weapon in many great stir-fry sauces. It doesn’t make the dish sweet, but rather balances the salt from the soy sauce and the acid from the vinegar, creating a more complex and well-rounded flavor profile. Maple syrup is a fantastic vegan alternative.
• Cornstarch (1 teaspoon, optional): This is for creating a slurry to thicken the sauce. If you prefer a thinner sauce that coats the ingredients lightly, you can omit this. But for a glossy, slightly thickened sauce that clings to every mushroom and leaf of spinach, a cornstarch slurry is key.
• Toasted Sesame Seeds and Sliced Green Onions (for garnish): While optional, these garnishes provide the finishing touch. Toasted sesame seeds add a nutty crunch and visual appeal, while fresh, sharp green onions add a final burst of color and mild oniony flavor.