Lemon Blackberry Bread

Name: Lemon Blackberry Bread
Prep time: 10 min
Cook time: 50 min
Total time: 1 h
Cuisine: American
Ingredients: 2 cups all purpose flour; 1 and 1/2 teaspoons baking powder; 1/2 teaspoon baking soda; 1/4 teaspoon salt; 1 cup sugar; 1 large egg, room temperature; 1/4 cup butter, melted and cooled; 1/2 cup orange juice; 1/2 cup freshly squeezed lemon juice; 1 and 1/2 cups fresh blackberries, cut in half; 1 and 1/2 cups powdered sugar; 2 tablespoons fresh lemon juice; 1 tbsp. grated lemon zest; 1/4 tsp. vanilla extract; 1 tablespoon butter, melted