Step 1

Place your ground beef in a bowl.

Step 2

In a food processor, combine onions, garlic cloves, and spinach leaves.

Step 3

Combine mixture into meat. Add your egg, salt, pepper, and parsley. Mix well.

Step 4

In a separate pan, pour in olive oil and marinara sauce.

Step 5

Shape the meat mixture into balls and place in pan with sauce. Fill empty marinara sauce bottle with cold water and pour over meatballs.

Step 6

Cook for an hour and a half on medium flame for 30 minutes, or for one hour on low.