Preheat oven to 375°F In large saucepan, melt margarine; stir in flour, bouillon and pepper.
Over medium heat, gradually add milk; cook and stir until bouillon dissolves and mixture thickens.
Add remaining ingredients except biscuit mix; mix well.
Pour into 2 1/2 quart baking dish.
Prepare biscuit mix according to package directions for rolled biscuits.
Roll out to cover dish; cut slashes in center of dough.
Place on top of dish; crimp edges.
Bake 40 minutes or until golden.