Pumpkin Chocolate Bread Pudding

Name: Pumpkin Chocolate Bread Pudding
Ingredients: Softened butter, for greasing; 2 large eggs; 2 large egg yolks; 1 1/2 cup heavy cream; 1 cup whole milk; 1 15-ounce can pure pumpkin purée; 1/2 cup packed light brown sugar; 1/2 cup plus 3 tablespoons granulated sugar, divided; 2 teaspoon pure vanilla extract; 2 teaspoon ground cinnamon, divided; 1/2 teaspoon ground ginger; 1/4 teaspoon freshly ground nutmeg; 1/2 teaspoon kosher salt; 3/4 pound brioche or challah, preferably stale, cut into 1/2-inch cubes; 3/4 cup dark chocolate, coarsely chopped