Step 1

Preheat oven to 350 degrees F (180 degrees C).. Coat a 9x13 baking dish with cooking spray and set aside. Boil a pot of salted water and cook the Pasta (1 package) to al dente.

Step 2

Shred the Mozzarella Cheese (2 cup). Chop the Yellow Onion (1).

Step 3

Cook Ground Beef (1 pound) in a large skillet over medium-high heat until meat is no longer pink. Drain excess grease and add the chopped onion to the skillet.

Step 4

Cook over medium heat for an additional 3 to 5 minutes, or until onion is soft and fragrant.

Step 5

Add Salt (to taste) and Ground Black Pepper (to taste), along with the Pasta Sauce (1 jar) and cooked pasta. Cook until sauce is warm, about 5 additional minutes.

Step 6

Add skillet contents to the prepared baking dish.

Step 7

Top with mozzarella cheese and Pepperoni Slice (20).

Step 8

Bake in the preheated oven for 30 minutes.