Make this recipe a recipe that people in that category can eat. categories: ['low_carb'], recipe: spray a 9x13-inch baking dish and layer the potatoes and velveeta cheese. make sauce by melting butter, whisk in flour, then gradually add milk, stirring constantly until thickened. add salt and pepper to taste and pour over potato cheese casserole. bake at 350° for 1 hour or until potatoes are tender.

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.