Pan-Seared Chicken & Broccolini in Creamy Mustard Sauce from The Food Charlatan. This easy chicken tenderloin recipe is a great weeknight dinner! It seriously tastes restaurant quality. The creamy mustard sauce compliments the broccolini perfectly! It is healthy and kid friendly. If you haven't tried broccolini, the time is now! It's a perfect fall dish! Sub flour for almond flour & cream for coconut milk for healthier option.