Make this recipe a recipe that people in that category can eat. categories: ['low_calorie'], recipe: peel all potatoes and slice into thin (1/8") slices. alternate slices in layers in a 9x13" baking dish. grate gruyere. heat the cream on a low heat until it starts to simmer. add cream to potatoes. add salt and pepper. top with gruyere. bake at 400 degrees for about 40 minutes. the dish is done when the cream is thickened, the top is nicely browned, and the potatoes are very tender. let cool for 15 minutes.

Target recipe: in a medium sauce pan melt butter and add flour,salt and pepper. pour in milk and stir until thick. set aside. grease a casserole dish. layer the potatoes then onions then cheese. repeat the layers. pour a little of the white sauce over these layers make sure you keep enough to pour over the top. repeat the next layer as you did the last two layers. when you are ready to bake this bake at 350°f for 1 hour then remove the top and bake until done. if you prefer the potatoes not to get brown keep covered as i do. this might take another 15 minutes depending in your oven.