Also Known As: BUTTON MUSHROOM POWDER, WHITE BUTTON MUSHROOM POWDER, MUSHROOM FLOUR Product Info: The White Button (Agaricus Brunnescens) is the most frequently used of all Mushrooms. Also, called "Champignon", they've been cultivated by the French since the 1700's. Today, the United States is the largest grower of cultivated White Button Mushrooms. The "Champignon" has a mild flavor. Suggested Use: Delicious in gravy, sauces, cream soups, stews, stir fry recipes, pasta, casseroles - just about anything you'd want to use Mushrooms in Ingredients: Champignon Mushrooms Basic Preparations: There is no preparation needed. Mushroom powder is ready to use, just add to your recipe.