Lightly press wonton wrappers onto the bottom and up the sides of greased miniature muffin cups. Bake at 350 for 5 minutes or until edges are browned.
In a large skillet, cook sausage over medium heat until no longer pink; drain. Stir in the cheese, peppers, onions and salad dressing. Spoon a rounded tablespoonful into each wonton cup. Bake for 6-7 minutes or until heated through.