Mom'S Plum Tarts
["2 c. sugar", "4 eggs", "4 c. flour", "1 tsp. soda", "1 c. shortening", "2 tsp. cinnamon", "1 grated lemon rind", "2 (12 oz.) jars red plum jam"]
["Mix all ingredients except jam.", "Grease and flour 4 (8-inch) round cake pans.", "Press dough in pans.", "Spread plum jam on top of each.", "Bake on top rack for 30 minutes at 350\u00b0.", "Makes 4 (8-inch) tarts."]
["sugar", "eggs", "flour", "soda", "shortening", "cinnamon", "lemon rind"]