Ingredients

2 tablespoons butter2 tablespoons all-purpose flour1/2 teaspoon salt1/8 teaspoon pepper1-1/2 cups milk2 large potatoes, peeled and thinly sliced2 tablespoons finely chopped onion

Preparation

In a small saucepan over low heat, melt butter. Stir in the flour, salt and pepper until smooth and bubbly. Gradually stir in milk. Bring to a boil; cook and stir for 2 minutes or until thickened. Remove from the heat.

In a greased 1-qt. baking dish, layer half of the potatoes. Add the onion and half of the sauce. Top with remaining potatoes and sauce. Cover and bake at 350° for 35-40 minutes or until potatoes are tender.