Make this recipe a recipe that people in that category can eat. categories: ['vegetarian'], 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.

Target recipe: peel and slice potatoes, boil for 25 minutes, drain. preheat oven to 350 degrees. grease 9" x 13" pan. cover bottom of pan with half the potato slices, then half the grated cheese. melt butter in saucepan over medium heat, stir in flour and salt. add milk, cook and whisk until smooth and thick. pour half over potatoes and cheese in pan. layer remaining potatoes and cheese in pan, cover with remaining milk mixture. bake at 350 degrees for 35 minutes.