Preheat oven to 350ºF and fill a 12 muffin tray with liners.
Place turkey in a large bowl and season with the salt and pepper, mix until well incorporated and set aside.
Place butter and oil in a large skilled and cook over medium heat until butter melts then add onion.
Saute onion over medium heat until translucent, about 5 to 8 minutes. Add garlic and mushrooms and saute until mushrooms begin to give off moisture, about 3 to 5 minutes.
Add soy sauce and wine and cook for another 5 to 10 minutes. Toss in parsley and cook for 1 to 2 minutes more.
Add mushroom mixture to turkey and mix until thoroughly incorporated.
Divide all the meat into 12 muffins.
Bake muffins until turkey is completely cooked through, about 45 minutes.