Preheat oven to 375 degrees F (190 degrees C).
In a small bowl, whisk the Large Egg (2) until smooth.
In a large bowl mix, the 85/15 Lean Ground Beef (1 pound), Ground Pork (1 pound), Onion (3/4 cup), Grated Parmesan Cheese (1/2 cup), Seasoned Breadcrumbs (1/2 cup), Fresh Parsley (2 tablespoon), Salt (1 1/2 teaspoon), Ground Black Pepper (1/2 teaspoon), and beaten eggs.
Form into 2-3" balls and place them into an oven skillet.
Bake uncovered for 45 minutes.
Remove pan from the oven and turn off the oven. Add Pasta Sauce (26 ounce) and Heavy Cream (1/4 cup) to the skillet, stir, and return to the oven for 5 minutes, or until ready to eat.
Top with extra grated parmesan cheese before serving. Can be served on a hoagie roll for meatball subs, with pasta for spaghetti and meatballs, or just as they are, simple and perfect.