For the Rice and Lentils:

• Chop the onions into rings and mix them with little flour (to be crunchy), salt, then fry them in oil for a little bit and them remove from the pan. (you can use more onion according to taste)
• In the same pot, add 1 cup washed brown lentils to 1 1/2 cups of water and more oil if needed. Let them boil for 5 minutes then add the washed rice over it, and add another 1 1/2 cups water (or according to your rice type), season with salt, let them boil then reduce heat, let them cook together (around 20 minutes).
• Boil pasta and leave it aside.
• Drain Chickpeas from jar and wash well. You can add it to the Rice-Lentil mixture to cook together in the last 5 minutes or leave it aside and spread it on top of your dish.

For the Sauce:

• Add 1 spoon oil +garlic, stir for few minutes then add the tomato paste, 1 1/2 cups water and 4-5 Tbsp. vinegar (or less according to your taste), reduce the heat till the sauce is thick.
• serving by putting the rice-lentil mixture, then pasta then sauce then chickpeas & fried onion & enjoy:)

Optional: another Sauce for Koshary is "Dakka"

• you mix half a cup of lemon juice, half a cup or water and half a cup of vinegar, with finely chopped 4-5 Garlic cloves, salt, Cumin, dried coriander and hot pepper.