Preheat oven to 425
Combine buttermilk and chicken in a shallow dish, turning to coat.
Combine flour and cracker meal in a shallow dish. Transfer chicken from buttermilk to a work surface. Sprinkle chicken evenly with 1/2 t. salt and pepper. Working with one chicken breast half at a time, dredge chicken in flour mixture, shaking off excess; set aside.
Melt butter in a large ovenproof non-stick skillet over medium-high heat. Add chicken to pan, meat side down; cook 4 minutes or until golden brown. Turn chicken over and bake at 425 for 32 minutes or until a thermometer registers 165.