Cook onions until tender. Melt margarine and stir in flour, pepper, mace, Worcestershire, tarragon, and cream. Add 2 cups chicken broth (reserve when preparing chicken). Cook over medium heat and stir until thickened. Arrange onions, chicken, peas in a 2 quart casserole. Pour sauce over it all. Arrange biscuits on top. Brush biscuits with a little light cream. Bake 25 to 30 minutes or until browned and done. Bake any remaining biscuits in same oven.
Makes 6 servings.
Cajun Country -- New Iberia, Louisiana