This Shepherd's Pie Recipe is made with Cauliflower rather than mashed potatoes for a healthier version. Shepherd's Pie Recipe Author: Laura Ames Ingredients <h3>Ingredients</h3> 1 Tablespoon olive oil<br /> 1 small white onion, choppe<br /> 2 celery sticks, chopped<br /> 1 pound lean ground beef, browned and drained well<br /> 2 fresh carrots, chopped<br />