Place the Tortilla in a baking sheet , drizzle some oil and let it bake for 15- 20 minutes at 350 F, or until it's crispy. If you want, you can even broil it on high for 5 minutes.
In the mean time boil the spaghetti in enough water with some salt
In a deep pan, heat 2 tbs oil
Add the onions and garlic and saute till the onions are little translucent
Add the carrots, tomatoes, salt and pepper and saute for a while, till the carrots are little tender.
Next you add the peas, chilly flakes, pour the chicken broth and cook for another 10 minutes.
Add the cream and taste it for salt.
Switch off the heat and add the boiled spaghetti. Then add the lemon juice and mix it properly.
Serve it hot and sprinkle the cheese and tortilla chips on top.