Potato Onion Flat Pie Or Au Galette
["2 Tbsp. butter or margarine", "1 Tbsp. vegetable oil", "2 large onions, sliced (I use white or Vidalia onions)", "2 c. thinly sliced peeled potatoes", "1 refrigerated folded pie crust", "1/2 c. half and half", "1 tsp. salt", "1/4 tsp. pepper"]
["Heat butter and oil in large heavy skillet.", "Add onions.", "Cook, stirring occasionally, about 5 minutes or until onions are tender. Add potatoes.", "Cook, stirring occasionally, about 10 minutes or until potatoes are translucent and onions golden.", "Place unfolded pie crust on lightly greased cookie sheet.", "Spread onion potato mixture over crust, leaving 1 1/2-inch border.", "Fold border over filling.", "Brush border with 2 tablespoons half and half.", "Bake in preheated 400\u00b0 oven for 15 minutes.", "Mix remaining half and half with salt and pepper.", "Pour over filling.", "Bake 10 minutes more or until potatoes are tender and crust is golden.", "Cut in wedges to serve.", "Serves 4."]
["butter", "vegetable oil", "onions", "potatoes", "crust", "salt", "pepper"]