Ingredients:

For Pasta:

• 1 cup            Pasta
• 4 -5 cups      Water
• 1 tsp             Salt

For Veggies:

• 1 tbsp           Olive Oil
• 1/2 tsp         Garlic Powder
• 1/2 cup        Mushrooms
• 1/2 cup        Yellow / Red Bell Peppers
• 1                  Jalapeno
• 1 tsp            Red Chilli Flakes
• 1/2 tsp          Mixed Herbs
• 1/2 tsp         Oregano

For White Sauce

• 1 tbsp          Butter
• 1/2 tsp         Garlic Powder
• 2 tbsp         All Purpose Flour
• 2 Cups       Milk
• 2               Cheese Slices
• 1 tsp        White Pepper Powder
• 1/2 tsp     Oregano
• 1/2 tsp   Mixed Herbs

Method:

1. Boil raw pasta according to the instructions given on the package or follow following instructions.
2. Take 4-5 cups water in deep sauce pan, bring it to boil over medium flame. When it start boiling, add salt again boil when water reaches full rolling boil add pasta.
3. Boil them until al-dente (cooked but not very soft). It will take around 10-12 minutes. To check whether pasta is cooked or not, take one pasta in a fork and bite it. If it is little firm to bite, it is cooked. If it is too hard to bite, it requires more cooking.
4. Transfer cooked pasta to a large colander and drain excess water. Keep aside.
5. While pasta is cooking, heat  oil in a pan or kadai over high flame. Add garlic powder, mushrooms, chopped Bellpeppers , jalapeno and vegetables of your choice.
6. Saute for 2 minutes. Add Red Chilli Flakes, Mixed Herbs, oregano . Mix well and keep aside.
7. For White Sauce
8. In a pan add 1 tbsp butter, garlic powder and All Purpose Flour.
9. Stir continuously and cook for a minute.
10. Pour  milk little by little while stirring continuously with a whisk.
11. Reduce flame to low. Continue stirring and cooking until mixture starts to thicken. It will take around 3-4 minutes depending on the size and thickness of the pan. When mixture starts to coat the back of a spoon it means that it has started to thicken.
12. Add white pepper, oregano, mixed herbs and salt.
13. Add 2 Cheese Slices.Mix well. Add sauteed vegetables.
14. Keep a little sauce aside and add boiled pasta.
15. Turn off the flame. Mix well.
16. Transfer it to a serving plate. Pour extra sauce if you want.
17. White sauce pasta is now ready. 
18. Garnish it with vegetables, olives, grated cheese and serve while they are still hot.