Easy Meatballs in Dijon Gravy.

Meatballs 1.5 lbs ground beef 1/4 cup seasoned breadcrumbs 1 small onion, finely chopped 1 clove garlic, minced 2 tsp dried parsley 1/2 tsp salt 1/4 tsp ground pepper 1/4 tsp ground nutmeg 1/4 tsp ground all spice 1 large egg 2 Tbsp milk Dijon Gravy 3 Tbsp salted butter 2 Tbsp all-purpose flour 1…