Make this recipe a recipe that people in that category can eat. categories: ['low_carb'], recipe: sauce: in saucepan, melt butter over medium heat. add flour,salt,pepper and thyme; cook, stirring,for 1 minute. gradually whisk in milk; cook, whisking constantly, for 5 to 8 minutes or until boiling and thickened. set aside. peel and thinly slice potatoes. layer one-third in greased 8-inch (2l) square glass baking dish or casserole; spread half of the onions over top. repeat layers. arrange remaining potatoes over top. pour sauce over top. cover and bake in 350f oven for 1 hour. uncover and bake for 30 minutes longer or until lightly browned and potatoes are tender. let stand for 5 minutes before serving.

Target recipe: melt butter in large sauce pan over low heat; blend in flour, salt, and pepper. cook, stirring constantly, for about 1 minute. remove from heat gradually stir in milk. return to heat; cook until thickened and bubbly. fold in ham, onion, green pepper and cheese. pour over potatoes in a large bowl. stir gently then move into a buttered 13x9-inch baking dish; cover with foil. bake at 350 degrees for 30 minutes. uncover and continue to bake for 1 hour. let stand for 10 minutes before serving.