Blueberry Corn Muffins
["1 c. cornmeal", "1 c. unbleached flour", "1/3 c. sugar", "2 1/2 tsp. baking powder", "1/4 tsp. salt", "1 c. buttermilk", "6 Tbsp. (3/4 stick) unsalted butter, melted", "1 egg, slightly beaten", "1 2/3 c. blueberries"]
["Preheat oven to 400\u00b0.", "Line 12 muffin cups with paper liners. Sift cornmeal, flour, sugar, baking powder and salt in mixing bowl.", "Make a well in the center and pour buttermilk, egg and butter into the well.", "Stir until just combined.", "Fold in blueberries until just combined."]
["cornmeal", "flour", "sugar", "baking powder", "salt", "buttermilk", "unsalted butter", "egg", "blueberries"]