Braised Chicken Curry with Yams

Name: Braised Chicken Curry with Yams
Ingredients: 2-½ pounds Boneless, Skinless Chicken Thighs; 2 dashes Salt To Taste; 2 dashes Pepper To Taste; 3 Tablespoons Olive Oil; 2 whole Large Onions; 2 Tablespoons Minced Garlic; 1 Tablespoon Minced Ginger; 1 whole Large Banana; ⅓ cups Madras Curry Powder; 4 cups Chicken Stock; 2 whole Bay Leaves; 2 whole Large Yams, Peeled And Cubed; ⅓ cups Golden Raisins; Optional Garnishes: Coconut Flakes, Cilantro, Blanched Almonds, Peanuts, Lime Juice, Etc