Rhubarb Pie
["3 c. rhubarb", "1 egg, beaten", "2 tsp. butter", "1 c. sugar", "3 Tbsp. flour", "1/4 tsp. salt"]
["Mix all ingredients and add the rhubarb.", "Bake between 2 crusts until done."]
["rhubarb", "egg", "butter", "sugar", "flour", "salt"]