Butter Vs Oil: Ina Garten Has A Clear Stance When It Comes To Flavorful Sauteing - Tasting Table
Combining butter with high-smoke-point oil yields flavorful searing while reducing burning by raising butter's usable temperature for sautéing and grilling.
Adding about ¼ cup of water to a pound of sliced mushrooms allows them to steam and release their moisture quickly. It's a fine way to cook them evenly as well, so less stirring.