Rhubarb Strawberry Muffins
["1/2 c. brown sugar", "1/2 c. margarine", "1 1/2 c. sliced fresh or frozen rhubarb, chopped 1/4-inch", "1 (8 oz.) carton plain yogurt", "2 eggs", "2 c. flour", "1 tsp. baking soda", "1/2 tsp. cinnamon", "1/4 c. strawberry preserves, melted"]
["Heat oven to 375\u00b0.", "In large mixer, combine sugar and margarine.", "Beat at medium speed, scraping bowl often until mixture is creamy (1 to 2 minutes).", "Add rhubarb, yogurt and eggs. Continue beating until well mixed.", "By hand, stir in flour, baking soda and cinnamon just until moistened.", "Spoon into paper-lined muffin pan.", "Bake 20 to 22 minutes.", "Cool 5 minutes.", "Remove from pan.", "While still warm, brush top of muffins with strawberry preserves."]
["brown sugar", "margarine", "frozen rhubarb", "yogurt", "eggs", "flour", "baking soda", "cinnamon", "strawberry preserves"]