Grill the chicken and Italian sausage and cut into bite sized pieces. Make your own or heat frozen meatballs in the oven according to the package directions. Cut up mushrooms, peppers and onions and sautéed until tender.
Make your own, or reheat store bought sauces.
Bring 3 large pots of water to boil and cook your pastas. Add a few teaspoons of olive oil or butter to the drained pasta to help prevent it from sticking together.
Place all the pasta bar items into bowls, and arrange them in groups of pastas, sauces, and toppings for guests to help themselves.
Notes
If you are serving a smaller group, prepare the food and serve in bowls.If you are serving a very large group, consider serving the food in warming trays or crockpots to help keep the food warm through out the party.