cook spaghetti al dente. Drain and add to bowl. Add a little olive oil so it doesn't stick together. After it cools add Italian cheese, mix well.Heat oven to 375. Sray muffin pans with cooking spray and fill each section with spaghetti. Add a scoop of pasta sauce. Add a meatball on top of each one ,then more sauce and top with more grated cheese. Bake for 20-25 min. Let cool before removing.