In a large Dutch oven melt 2 tablespoons of butter.
Sauté the chicken until cooked through and set aside.
Add 2 tablespoons of butter and the onion and sauté until soft.
Add the garlic and sauté for one minute.
Add the spices to the pot and stir.
Place the chicken back into the pot cover with tomato sauce and heavy cream and stir until combined.
Let simmer for 10 minutes.
Salt to taste.