Prep Time: 20
Cook Time: 55
Serves: Serves: 8
Melt butter in medium skillet over medium heat. Add onion; cook 5 minutes, stirring occasionally. Add chopped tomatoes; cover and simmer 5 minutes. Uncover; cook 2 minutes or until mixture is thick, stirring occasionally. Remove from heat; set aside.
Beat eggs in large bowl. Add milk, Swiss cheese, 1/2 cup Parmesan cheese, dill weed and salt; mix well. Stir in onion mixture. Pour into pie shell. Top with sliced tomatoes and remaining cheese.
Bake in preheated 350°F oven 55 minutes or until set. Let stand 10 minutes and serve.