Sweet Chili Asian Meatballs

Name: Sweet Chili Asian Meatballs
Ingredients: 1 slice white bread; 1/2 cup whole milk; 1/2 pound ground pork; 1/2 pound ground lamb; 1/2 pound ground bison; 3 garlic cloves, chopped; 1 tablespoon peeled and finely grated fresh ginger; 2 serrano peppers, chopped; 2 shallots, chopped; 1/2 tablespoon fish sauce; 1 tablespoon soy sauce; 1/2 teaspoon plum vinegar; 1/2 teaspoon mirin; 1 lime, juiced; 1/2 cup chopped fresh cilantro leaves; Kosher salt and freshly ground black pepper; 1 egg; 3 to 4 tablespoons olive oil; 1 jar sweet chili sauce; 1/2 cup panko crumbs, toasted; 3 tablespoons chopped crystallized ginger