Beat egg in a small bowl until frothy. Add milk and 2 tablespoons oil; beat until well blended. Pour into flour mixture; stir until well blended.
1 large eggs, 3/4 cup 2% milk, 1/2 cup vegetable oil
Heat remaining 6 tablespoons oil over medium heat in a large skillet. Dip chicken pieces in batter; shake off any excess. Fry chicken for about 10 minutes, turning until lightly browned all over.
1/2 cup vegetable oil, 1 whole chicken
Lower heat to very low, cover tightly and simmer for about 30 minutes. Turn pieces periodically to ensure even cooking; add 1-2 tablespoons water during cooking if pan becomes too dry.
Uncover during final 4-5 minutes to allow skin to become crisp. Serve hot or cold.