In a large bowl, mix beef, pork, veal, salt, pepper, eggs, onion, and heavy cream.
With moistened hands, shape the mixture into 1-inch balls.
Roll the balls in the bread crumbs until all balls are well coated.
Arrange in a single layer on a large, shallow baking sheet.
Melt 1/2 cup butter in a large saucepan over low heat.
Stir in the flour.
Gradually stir in the chicken broth.
Continue stirring until thickened and bubbly, then blend in the sour cream and fresh dill.
Melt remaining butter in a small saucepan, and drizzle over the meatballs.
Bake meatballs in the preheated oven for 35 minutes, turning occasionally, until evenly browned.
Place meatballs in a chafing dish and cover with the sauce to serve.
Notes / Tips / Wine Advice:
Enjoy these Danish meatballs with dill sauce as a flavorful and comforting dish, perfect for a gathering or a hearty family meal. The combination of beef, pork, and veal, along with the creamy dill sauce, creates a delicious and satisfying dish.