Homemade Butter Chicken with Creamy Tomato Sauce

Ingredients

• 1 1/2 pounds skinless boneless chicken thighs, cut into bite-sized chunks
• 1 teaspoon salt
• 1 teaspoon garlic powder
• 1 teaspoon sweet paprika
• 1/2 teaspoon curry powder
• 1 tablespoon Greek yogurt
• 3 tablespoons vegetable oil
• 3 tablespoons butter, divided
• 6 garlic cloves, minced
• 1 medium onion, diced
• 1 can (15 ounces) tomato sauce
• 1 teaspoon sugar
• 1 teaspoon salt, or to taste
• 1/2 teaspoon black pepper
• 2 cups heavy cream
• 1/2 teaspoon cayenne pepper (optional)
• 1 teaspoon garam masala
• 1/4 cup freshly chopped parsley (optional)
• Naan bread
• Steamed rice