Marinated Chicken Breasts

INGREDIENTS

• Kosher salt and freshly ground black pepper
• 1/4 cup extra-virgin olive oil
• 1 to 2 tablespoons vinegar, like cider, balsamic, or red wine
• 4 boneless, skinless chicken breast, each about 6 ounces
• 1 to 2 tablespoons mustard, whole grain or Dijon
• 1 to 2 teaspoon garlic or onion powder, optional
• 2 to 3 teaspoons dried herbs, like thyme, oregano, rosemary, or crumbled bay leaf