Follow these simple steps to create your Homemade Butter Chicken:

1. Heat Oil: In a large skillet or saucepan, heat the vegetable oil over medium heat.
2. Sauté Onions: Add the chopped onion and sauté until translucent, about 5-7 minutes.
3. Add Garlic and Ginger: Stir in the minced garlic and ginger, cooking for another 1-2 minutes until fragrant.
4. Cook Chicken: Add the chicken pieces to the skillet. Cook until browned on all sides, about 6-8 minutes.
5. Incorporate Tomato Paste: Stir in the tomato paste and cook for 1 minute.
6. Add Crushed Tomatoes: Pour in the crushed tomatoes, stirring to combine. Bring to a simmer.
7. Season the Sauce: Add garam masala, cumin, paprika, turmeric, and chili powder (if using). Mix well and let simmer for 10 minutes.
8. Pour in Cream: Lower the heat and slowly stir in the heavy cream. Allow cooking for another 5 minutes.
9. Season to Taste: Taste and season with salt and pepper as needed.
10. Garnish: Optional: Sprinkle fresh cilantro over the dish before serving.
11. Serve: Serve the Homemade Butter Chicken hot over cooked basmati rice.