1 1/2 lbs potatoes, sliced to about 1/4 inch rounds
2 sweet onions, sliced
1 tbsp chopped herbs such as sage, parsley, thyme, rosemary
1/3 cup milk
1/2 cup grated cheese and seasoned breadcrumbs
1 tbsp butter
1/2 tsp sea salt
1/4 tsp pepper
Preheat oven to 350 degrees. Generously grease shallow casserole dish or gratin dish with butter.
In a bowl, combine all the ingredients except the cheese/breadcrumbs. Arrange in the gratin dish and top with cheese/breadcrumbs. Bake until golden and potatoes are tender, about 40 minutes.