Chicken Breasts with Creamy Mushroom Gravy Recipe

With meat mallet or rolling pin, pound chicken to about 1/4 thick. Mix 1/2 cup flour and garlic powder together in shallow dish. In another shallow dish beat egg. Dip chicken in egg and then coat with flour mixture. In skillet, heat 2 tablespoons vegetable oil over medium heat. Add chicken and cook uncovered about 3 minutes or until golden brown. Turn chicken, cover, and cook 4 to 6 minutes longer until no longer pink. Remove from skillet and cover to keep warm. In same skillet heat remaining 1 tablespoon vegetable oil over medium heat. Add mushrooms cooking 3 to 4 minutes stirring frequently until browned. Add 3 tablespoons flour and the onions, cook and stir until mixed. Stir in milk and soy sauce. Cook until mixture is thick and bubbly. Serve over chicken.