No Mushroom Stock? What to Use Instead

Without mushroom stock, the closest result comes from vegetable stock with a small amount of soy sauce or the soaking liquid from dried mushrooms; both largely reproduce mushroom's umami-heavy, earthy character. What does mushroom stock bring to a recipe? Mushroom stock builds a deep umami base in risotto, sauces and certain soups; it's lighter than meat stock but not as bland as plain water, which makes it one of the closest vegetarian substitutes for meat stock. It's made by simmering mushrooms until they release their own liquid, then straining it — its strength depends on how much mushroom was used. Whatever replaces it needs to deliver both that umami depth and mushroom's faint earthiness at once. Which alternative comes closest? The soaking liquid from dried mushrooms is the most practical and closest substitute; soaked in warm water for 20-30 minutes, dried mushrooms release a liquid that's actually more concentrated in flavor than fresh mushroom stock. Strain it before using and leave the sediment at the bottom out of the dish. Adding a small amount of soy sauce to vegetable broth also mimics that umami character well; soy sauce brings both saltiness and a fermented depth that helps fill the gap left by mushroom stock, though you'll need to adjust the salt elsewhere accordingly. What should you watch out for? When using the dried mushroom liquid, strain it thoroughly, or the dish can end up with an unpleasant gritty texture; a fine sieve or a paper towel does the job. With the soy sauce version, the dish's color can darken a little, so use less in lighter-colored sauces. Whichever you choose, mushroom stock's particular earthy depth is hard to fully replicate, so adding a few slices of fresh mushroom to the dish noticeably improves both the flavor and the texture. Can you make mushroom stock at home? If fresh mushrooms are available, mushroom stock is easy to make at home; chopped mushrooms are lightly sautéed in butter, covered with water and simmered for about 20 minutes, then strained. Stock made this way gives a more balanced flavor than either dried mushroom soaking liquid or a store-bought alternative. Mushroom stems can be used here too; the stem ends that usually get thrown away add extra depth to the simmering water and cut down on waste. Homemade mushroom stock can be frozen in ice cube trays; 1–2 cubes can be thawed whenever needed, which saves the trouble of making a fresh batch every time. When making mushroom stock, add the salt last; salting it while it's still simmering can leave the reduced stock too salty for the recipe. For a vegetarian or vegan recipe, mushroom stock is both easier to source than meat stock and takes up less room to store at home.