Make this recipe a recipe that people in that category can eat. categories: ['dairy_free'], recipe: combine all ingredients except butter or margarine. line a 9" pie plate with orange pastry. fill with rhubarb mixture and dot with the butter or margarine. top with lattice crust. bake at 400 degrees 40 to 50 minutes. serve warm with vanilla ice cream.

Target recipe: preheat oven to 450°f. combine sugar, flour and egg;add to rhubarb. prepare pastry and line a 9" pie plate, reserving some for top crust. add rhubarb mixture and cover with top crust;seal and flute edges. make slits in top crust to allow steam to escape. if desired, make a lattice top with top crust. bake in oven for 10 minutes; reduce temperature to 350f and continue baking 40 to 50 minutes longer or until rhubarb is cooked and pastry is a golden brown.