PREHEAT oven to 350°F. Brown meat; drain. Add onion; cook and stir until tender. Stir in tomato sauce, half of the Parmesan cheese and spices; simmer 10 minutes, stirring occasionally.

PREPARE Dinner as directed on package. Spread meat mixture onto bottom of 9-inch square baking dish; top with prepared Dinner.

MELT butter in medium saucepan on low heat. Blend in flour. Gradually add milk; cook on low heat until thickened, stirring constantly. Stir small amount of hot mixture into eggs. Return to remaining hot mixture in saucepan; mix well. Pour over Dinner; sprinkle with remaining Parmesan cheese.

BAKE 45 to 50 minutes or until golden brown.