Make this recipe a recipe that people in that category can eat. categories: ['vegetarian'], recipe: in a saucepan, melt butter. add mushrooms and cook gently 2 minutes. add flour and stir into mushroom mixture. add cheese, mustard and worcestershire sauce. stir well and heat through gently 2 minutes or until mixture begins to melt. remove from heat and season to taste with pepper. preheat broiler. toast bread on one side only. spread cheese and mushroom mixture on untoasted sides. broil in preheated broiler 3-4 minutes or until melted and bubbling. cut slices in half and sprinkle liberally with parsley and paprika. garnish with parsley sprigs, if desired, and serve hot.

Target recipe: in large skillet, melt butter. stir in celery, onion and mushrooms. saute over low heat, stirring occasionally, until onions become translucent and mushrooms give up their liquid, about 10 minutes. in bottom of 2 quart buttered casserole, spread half of bread cubes. top with half of mushroom mixture. sprinkle with half of cheese. repeat with remaining bread, mushrooms and cheese. in bowl, beat together eggs, milk, mustard, salt and pepper, pour over layers in casserole. refrigerate at least 3 hours or overnight before baking. bake at 325 degrees, about 50 minutes, until custard is firm. let stand 5 minutes before serving.