meatball sliders

Directions

1. 1
   mix ground beef,spinach, onion & garlic 1 tsp salt & pepper in a large bowl.
2. 2
   warm oil in a large skillet over medium heat & gently shape neat mixture into 8 balls.
3. 3
   cook meatballs on all sides until cooked through, 12 to 15 minutes.
4. 4
   warm tomato sauce in a small saucepan over medium-low heat for 5 minutes.
5. 5
   spin 1 tbsp warmed sauce onto top & bottom of each roll, then sprinkle mozzarella on bottom halves.
6. 6
   top with a meatball.
7. 7
   cover with top halves of rolls to make sandwiches.