A delicious layered corned beef, cabbage and mashed potato casserole with Swiss cheese and a buttered bread crumb topping.

Corned Beef and Cabbage Au Gratin

1 cabbage, coarsely chopped
1 onion, sliced
2 cups milk
4 tablespoons butter - divided use
1/2 teaspoon salt
1 cup instant potato flakes
1 large egg
1/4 teaspoon tarragon
1/2 teaspoon thyme
1/8 teaspoon ground black pepper
1 1/2 cups chopped corned beef
2 1/2 cups shredded Swiss cheese - divided use
1/4 cup dry bread crumbs
1/8 cup boiling water

1. In a medium saucepan cook chopped cabbage and thinly sliced onion in a small amount of boiling water for 5 minutes, or until tender-crisp. Drain.
2. In a large saucepan combine milk, 2 tablespoons butter, and salt; bring to a boil. Remove from the heat and stir in instant potato flakes. Let stand for minute. Fluff with a fork then add egg, 1/2 cup shredded Swiss cheese, tarragon, thyme, and pepper; mix well.
3. In a 9-inch square baking pan, layer half the potato mixture, corned beef, the cabbage, and 2 cups shredded Swiss cheese; repeat the layers. Combine 2 tablespoon melted butter and bread crumbs; sprinkle over the cabbage mixture.
4. Bake, uncovered, at 350° (175°C) for 20 minutes.

Makes 6 servings.