Heat the broiler to HI. In a food processor combine the onion, cooked bacon, and garlic; pulse until finely chopped. Transfer to a medium bowl, add the ground turkey, cheese, bread crumbs and egg, salt and pepper; mix to gently combine.
Line a cookie sheet or broiler-proof pan with foil. Form the meat mixture into 1-inch balls and place on pan.
Broil, turning once, until cooked, 10-12 minutes.
Cook pasta according to directions. Heat up marinara sauce (or make a white sauce), or eat plain over pasta.