1 tablespoon white flour OR 2 Tbsp. cornstarch
1 tablespoon butter
1 cup milk
Thinly slice one potato per person. For each 3-4 potatoes, thinly slice one medium onion. In a saucepan of cold water, bring the potatoes and onions to a boil and simmer 3 minutes. (not quite cooked) Now, make your cream sauce. For each 2 potatoes: Melt over medium heat: 1 Tbsp. butter, and stir in thoroughly: 1 Tbsp. white flour or 2 tsp. cornstarch. Slowly add 1 cup milk, whisking continuously until it thickens. Arrange the potatoes and onions in an appropriate casserole dish (shallow is best) Top with cream sauce. OPTIONS: Add leftover diced ham to the layers or cooked peas, or diced cheese. Bake at 350 degrees for about 40 minutes, until thick, golden, and bubbly.