Preheat your oven to 375 F and line a baking sheet with foil. Place a large pot of water to boil.
Arrange the meatballs on the baking sheet and bake according to package directions.
Once the water is boiling, add salt, and cook your pasta according to package directions.
In a large saucepan, warm the olive oil over medium heat. Wilt your spinach. Pour in the jar of sauce, reduce the flame to a medium low heat, and stir until the sauce is warmed through.
Reserve a cup of the cooking liquid from the pasta, and drain the rest. Toss the pasta with the sauce. If the pasta is still a little too al dente, add a bit of the cooking water and finish cooking the pasta in the sauce.
Remove the meatballs from the oven, and place on the pasta. Serve immediately and enjoy!