3 chicken breasts tarragon mustard pan sauce Recipes

boneless skinless chicken breasts, olive oil (use more or less , depending on your pan), salt and pepper, chicken stock, half-and-half or 1/3 cup heavy cream, dijon mustard, chopped fresh french tarragon, whole french tarragon leaf, for garnish

nonstick vegetable oil spray, honey mustard, divided, chopped fresh tarragon, divided, olive oil, divided, boneless turkey breast, net removed, baby potatoes, halved, sliced leeks (white and pale green parts only; about 2 large), trimmed french green beans (haricots verts), low-salt chicken broth