Preheat oven to 375°F (190 C). Spray 12 cup mini muffin pan with no-stick spray.
Place phyllo sheets on work surface and cover with plastic wrap and damp cloth. Brush 1 sheet phyllo with some of the melted Margarine; top with another sheet and brush with Margarine. Repeat 2 more times. Make 3 lengthwise cuts and 4 crosswise cuts to yield 12 rectangles. Gently press into prepared muffin pans to form cups.
Bake 7 minutes or until golden brown. Remove to wire rack and cool completely. Meanwhile, combine remaining ingredients in medium bowl.Evenly fill cups with chicken mixture; serve.