Let dough stand at room temperature until softened, about 30 minutes. Preheat oven to 350°. Meanwhile, in a Dutch oven, cook beef over medium heat until no longer pink, crumbling the meat, 12-15 minutes; drain. Stir in mushrooms, cheese and seasonings., Divide each loaf of dough into 10 portions; roll each portion into a 4-in. circle. Top each circle with 1/4 cup filling; bring edges of dough up over filling and pinch to seal., Place meat pies in greased muffin cups, seam side down. Bake until golden brown, 20-25 minutes. Serve with spaghetti sauce.