Devilled mushrooms on toast is a delicious and flavorful dish that combines sautéed mushrooms with a tangy and spicy sauce. The mushrooms are cooked until golden and tender, then tossed in a mixture of Worcestershire sauce, mustard, and spices. The result is a savory and slightly spicy topping that pairs perfectly with crispy toast. This dish is perfect for breakfast, brunch, or even as a light lunch or dinner option.