Preheat the oven to 220 °C on the broil setting.
Das marinierte Hühnchen auf einem mit Backpapier belegten Blech verteilen und 10–12 Minuten grillen, bis es leicht gebräunt und durchgegart ist. Beiseitestellen.
For the sauce, melt the butter in a pan and sauté the onions over medium heat for 8–10 minutes until golden brown.
Add the garlic and ginger and sauté for 2 minutes.
Stir in all the spices and sauté for 1 minute, until they release their aroma.
Stir in the tomato paste, then add the chopped tomatoes and let simmer for 10 minutes.
Puree the sauce until smooth using an immersion blender, then stir in the cream and let it simmer gently for another 5 minutes.
Add the grilled chicken to the sauce and let it sit for 5 minutes.
Season with salt and a pinch of sugar.
For the basmati rice, rinse it, bring it to a boil with water, salt, cardamom, and butter, reduce the heat to low, cover, and let it sit for 12 minutes.
For the naan, divide the dough into 4 portions, roll them out thinly, and cook in a dry, very hot skillet for 2 minutes per side until bubbles form.
Brush with melted garlic butter.