These mushroom and onion sausage buns are a savory and satisfying snack or appetizer. The buns are filled with a flavorful mixture of saut��ed mushrooms, onions, and sausage, then baked until golden brown. The combination of the earthy mushrooms, sweet onions, and savory sausage creates a delicious filling that is perfect for any occasion. Serve these buns warm with your favorite dipping sauce for a tasty treat.