Pesto Pineapple Pasta (Italian Dish)

1. If you have time to make a meal during a scout outting this would make a fantastic meal. We shall add chicken/meat to this if you want to make this disk more nutritious.
2. 1) Take a pot and fill water and cook pasta you shall add salt to this. Drain.
3. 2) In a pan heat the olive oil, add sliced onion, garlic, pesto sauce and salt and pepper. Cook about five minutes, or until onions are soft.  And sliced tomato 
4. 3) In a large bowl, mix pesto mixture into pasta. Stir in grated cheese and pineapple with red pepper flakes (Its hot) and Serve.