Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
  12       tablespoons  unsalted butter -- cut into
                        -- tablespoons
  1 1/2           cups  all-purpose flour
  1 1/2           cups  sugar
  2          teaspoons  baking powder
     1/2      teaspoon  salt
  1 1/2           cups  milk -- at room temperature
  1           teaspoon  pure vanilla extract
  3               cups  fresh or frozen unsweetened blackberries -- thawed well drained

Preparation:

Preheat the oven to 350 degrees. Place the butter in the baking dish and put the dish in the oven to melt the butter. In a large bowl, whisk together the flour, sugar, baking powder, and salt. Stir in the milk and vanilla until combined. Remove the hot baking dish from the oven and immediately pour the batter into it. spoon the blackberries evenly over the batter. Return the hot dish to the oven and bake 40 to 45 minutes. Remove to a wire rack and cool. Serve warm or at room temperature.

Nutritional Information:

412 Calories (kcal); 19g Total Fat; (40% calories from fat); 4g Protein; 58g Carbohydrate; 53mg Cholesterol; 281mg Sodium