Blueberry Muffins
["3/4 c. sugar", "1 1/2 c. flour", "1 1/2 tsp. baking powder", "1 tsp. soda", "1 c. vanilla yogurt", "1 egg", "1/3 c. butter, melted"]
["Melt butter; beat in egg well.", "Add yogurt, soda, baking powder and sugar.", "Fold in flour.", "Pour in cupcake holders and bake at 350\u00b0 for 25 minutes."]
["sugar", "flour", "baking powder", "soda", "vanilla yogurt", "egg", "butter"]