TO MARINATE THE CHICKEN: Sprinkle chicken with 1/2 teaspoon salt and sherry and marinate for 15 minutes. TO MAKE THE SAUCE: Mix 4 tablespoons cornstarch and 3 tablespoons water in sauce pan until smooth. Gradually mix in chicken broth, chicken fat (or butter), soy sauce, and bouillon granules. Bring to a boil stirring constantly. Let boil for about 1 minute; reduce heat and keep warm. TO PREPARE THE CHICKEN: Heat oil to 375 degrees F. Beat together 3 tablespoons of cornstarch, flour, baking powder, egg and 1 tablespoon of water until smooth. Coat chicken with batter and cook 5-7 minutes in hot oil until golden brown. Drain chicken on paper towels. TO SERVE: Cut cooked chicken into strips, put on a bed of shredded lettuce. Sprinkle with almonds and green onion, spoon sauce and serve with fried rice and egg roll.