Diet Blueberry Yogurt Muffins
["2 c. flour", "1/3 c. sugar", "1 tsp. baking powder", "1 tsp. baking soda", "1/4 tsp. salt", "1/4 c. orange juice", "1 tsp. vanilla", "2 Tbsp. vegetable oil", "1 (8 oz.) low-fat vanilla yogurt", "1 egg", "1 c. fresh or frozen blueberries", "vegetable cooking spray"]
["Combine 1st 5 ingredients.", "Make well in center.", "Combine next 4 ingredients.", "Stir well.", "Fold in blueberries.", "Spray muffin pans with cooking spray.", "Bake at 400\u00b0 for 18 minutes.", "Makes 12 muffins, 150 calories each."]
["flour", "sugar", "baking powder", "baking soda", "salt", "orange juice", "vanilla", "vegetable oil", "vanilla yogurt", "egg", "blueberries", "vegetable cooking spray"]