Swedish Meatballs

Name: Swedish Meatballs
Cuisine: European
Ingredients: 2 large eggs; ½ cup heavy cream; 1½ cups cubed white sandwich bread, (crusts removed (you'll need about 4 slices)); 1 lb ground pork; 2 cloves garlic, (minced); ¼ teaspoon ground allspice; ¼ teaspoon freshly ground black pepper; 1½ teaspoons salt; 2 teaspoons baking powder; 1 lb 85% lean ground beef; 2 tablespoons unsalted butter; 2½ tablespoons all-purpose flour; 3 cups low-sodium chicken broth; 2 teaspoons packed light brown sugar; 1 cup heavy cream; 1½ teaspoons soy sauce; ¼ teaspoon ground black pepper; 1½ teaspoons lemon juice (from one lemon); Salt (to taste); 2 tablespoons finely chopped fresh parsley (for serving)