Scallops Au Gratin with wine

1 tablespoon butter 1 lb sea scallops 1/2 cup chopped onion 1/2 cup chopped green bell pepper 1 cup chicken broth 1/2 cup half-and-half 1/2 cup low-fat sour[...]

6 ounces oka cheese, sliced 6 tablespoons butter 8 ounces mushrooms , sliced 20 very large fresh sea scallops 2 shallots , finely chopped 1/4 cup white wine 2[...]