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Shepherd's pie is one of those meals that feels generous by nature. A rich meat filling, a layer of buttery mashed potatoes, and a pan that goes from stovetop to oven without a second thought. It's also the kind of recipe that rewards a good skillet.

The filling starts right in a No.6 Field Skillet, where onions soften, meat browns deeply, and the sauce comes together in the same pan. Once the potatoes are spooned on top, the whole thing goes into the oven until the edges bubble and the surface turns lightly golden.

No transfers, no extra dishes. Just a skillet that does the work and carries dinner straight to the table.

Like most comfort food, shepherd's pie also invites improvisation. Fresh herbs or dried ones both work well here. Ground lamb is traditional, but beef makes an equally satisfying filling. The point isn't perfection. It's a warm pan of food meant to be shared.

Photo: Katie Miller

Field Notes:

1.

Ground lamb is the traditional choice for shepherd's pie, while beef makes it technically a cottage pie. Either works beautifully here—we recommend an 80/20 fat ratio for the best flavor and browning.

2.

This filling can bubble over in the oven. We like to place a sheet tray under the skillet just in case—it saves cleanup and protects your oven.

Recipe: Shepherd's Pie

Yield: 3–4 servings
Print Recipe

Meat Filling

  • 1 Tbsp olive oil
  • 1/2 cup chopped yellow onion (about 1/4 large onion)
  • 1/2 lb ground beef or ground lamb (80/20 fat ratio)
  • 1 Tbsp fresh herbs: parsley, rosemary, and thyme, finely chopped*
  • Salt, to taste
  • Black pepper, to taste
  • 2 tsp Worcestershire sauce
  • 1 garlic clove, minced
  • 1 Tbsp all-purpose flour
  • 1 Tbsp tomato paste
  • 1/4 cup beef broth
  • 1/4 cup dry red wine
  • 1/4 cup frozen peas
  • 1/4 cup carrot, chopped (frozen works too)

*Dried herbs work just as well—use whatever you have on hand.

Potato Topping

  • 3/4–1 lb russet potatoes (about 1 large), peeled and cut into 1-inch cubes
  • 4 Tbsp unsalted butter, plus extra for the top
  • 3 Tbsp half & half
  • 1/4 tsp garlic powder
  • Salt, to taste
  • Black pepper, to taste
  • 2 Tbsp grated parmesan, plus extra for sprinkling

Tools

No.6 Field Skillet

Resources

The Field Method for Cast Iron Care

Instructions

Make the Mashed Potatoes

1.

Place the potatoes in a pot and cover with water. Bring to a boil, then reduce to a simmer and cook 10–15 minutes, until fork tender. While these are cooking, start on your meat filling.

2.

Drain and return the potatoes to the hot pot for 1 minute to evaporate excess moisture.

3.

Add the butter, half & half, garlic powder, salt, and pepper. Mash until smooth, then stir in the parmesan. Taste and adjust according to preference.

Make the Meat Filling

1.

Heat 1 Tbsp olive oil in a No.6 Field Skillet over medium-high heat. Add the chopped onion and cook for 3–4 minutes, stirring occasionally.

2.

Add the ground meat and break it apart with a wooden spoon. Stir in the parsley, rosemary, thyme, salt, and pepper. Cook 6–8 minutes, until browned.

3.

Add the Worcestershire sauce and garlic. Cook 1 minute.

4.

Stir in the flour and tomato paste until evenly combined and no clumps remain.

5.

Add the wine and cook until mostly cooked off.

6.

Add the beef broth, peas, and carrots. Bring to a simmer and cook about 5 minutes, stirring occasionally, until slightly thickened. Remove from heat.

Assemble and Bake

1.

Make sure the meat filling in the skillet is nice and even.

2.

Spoon the mashed potatoes over the top and gently spread into an even layer. Top with a few knobs of butter and a sprinkling of parmesan cheese.

3.

Bake uncovered at 400°F for 20–25 minutes, until the top is lightly golden and the filling is bubbling at the edges.

4.

Let rest 10–15 minutes before serving.

Seasoning Rating: Safe

The tomato paste and red wine add some acidity to this dish, which balances out the benefits of browning meat in the skillet. It won't hurt your seasoning, but it won't build it up either. Clean promptly after serving.

Seasoning Ratings:

Best—These dishes are the best options for building resilient seasoning, and surefire choices for getting tricky pans back on track.

Better—The best way to keep your skillet in great shape is to cook frequently, and cast iron-friendly dishes like these are your bread and butter.

Safe—These recipes won't strip seasoning away from your pan, but won't really add any, either.

OK—Be sure to clean up promptly. Recipes with this rating might feature acidic ingredients which can affect seasoning if not washed soon after cooking.

 

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