Meatballs in Onion Sauce

Ingredients

• 2 pounds Beef (ground)
• 1 pound Pork (ground)
• 1 cup Bread Crumbs
• 1 cup Milk
• 1 medium Egg
• 1 tsp Salt
• 2 medium Onions (finely chopped)
• 1/2 cup Butter For Making Onion Sauce
• 3 cups Onions (thinly sliced)
• 1 cup Butter
• 6 tbsp Flour
• 2 �½ cups Beef Broth
• 1/2 cup Milk