Indian Butter Chicken - Comfort Food!

Oil, 2 tbsp real butter, 1 large onion chopped finely, 2 tsp lemon juice, 1 tsp garlic paste, I tsp ginger paste, 1 tsp garam masala, 1 tsp curry powder, 1 tsp ground cumin, 1 bay leaf, 1/2 cup cream, 1/2 cup yogurt, 1 cup tomato puree, pinch cayenne pepper (more to taste) pinch salt and black pepper, 500g chicken pieces (on bone tastes better)

Heat butter and oil in pan to medium heat and saute onions until soft and translucent.  Stir in all spices and lemon juice.  Stir for a minute then add tomato and cook a few Min's - keep stirring.  Stir in cream and yogurt and lower to simmer 10 Min's.  Set aside.  Brown chicken in oil over medium heat.  Season with extra garum masala (a teaspoon) then stir in a few tablespoons of sauce and simmer until liquid reduced then add to sauce and cook until chicken cooked.  Serve with rice.