1 (1-pound) flank steak, trimmed |
1/2 teaspoon salt |
1/2 teaspoon black pepper |
cooking spray |
1/4 cup reduced-fat sour cream |
3 tablespoons prepared horseradish |
1 tablespoon canola mayonnaise |
1 teaspoon dijon mustard |
1/2 teaspoon grated lemon rind |
1 tablespoon fresh lemon juice |
2 tablespoons chopped fresh chives |
1 tablespoon chopped fresh parsley |