Make this recipe a recipe that people in that category can eat. categories: ['low_calorie'], recipe: combine 1/2 cup mayonnaise and next 3 ingredients in a saucepan. gradually add milk, and cook, stirring constantly, over medium-low heat 8 to 10 minutes or until thickened. remove from heat. add cheddar cheese and next 3 ingredients, stirring until cheese melts and is well blended. place half of potato slices evenly in a lightly greased 11- x 7-inch baking dish; pour half of cheese mixture over potatoes. repeat layers with remaining half of potato slices and cheese mixture. sprinkle evenly with parmesan cheese. bake, covered, at 350° for 1 hour. uncover and bake 30 more minutes or until potatoes are golden brown and fork tender.

Target recipe: in a bowl mix the cream of mushroom soup, milk, salt and pepper; set aside. grease a 13"x9"x2" oven proof dish. put 1/3 of the potatoes, 1/3 of the onions, 1/3 melted butter, 1/3 flour and a 1/3 of the soup mixture in the greased dish (take a minute to arrange them evenly). repeat with two more layers, ending with the soup mixture. bake uncovered at 350 degrees fahrenheit for 1 and 1/2 hours or until potatoes are done and golden.