烧开水时,在锅里先加一点热水,会加快水分子的运动,烧开一壶水可缩短时间2～3分。在酱油或醋中放一两段大葱或几瓣大蒜,可防止酱油或醋发霉。洗木耳时,适当放点盐,轻轻擦洗,待盐水变浑后再换清水漂洗,可除去木耳上粘附的木渣和泥沙。为防止豆腐变酸,可用6%的食盐水泡12～20 Boil water, add a little hot water in the pan, will speed up the movement of water molecules, boil a pot of water can shorten the time 2 to 3 minutes. Put one or two green onions or a few cloves of garlic in soy sauce or vinegar to prevent moldy soy sauce or vinegar. Mushroom fungus, appropriate to put some salt, gently scrub until the salt muddy and then rinse water can be removed on the fungus adhesion of wood residue and sediment. To prevent tofu sour, available 6% of the salt blisters 12 to 20