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Sweet Potato Shepherd's Pie with Lentils and Herb Mashed Topping

A warm and filling dish made with cooked lentils and topped with smooth sweet potato mash, perfect for a healthy, low-cost meal.
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Prep Time 15 minutes
Cook Time 1 hour
Total Time 1 hour 15 minutes
Servings: 6 servings
Course: Dinner, Main Course
Cuisine: American, Comfort Food
Calories: 350
Ingredients Method Notes

Ingredients
  

For the Mashed Sweet Potatoes
  • 2 pounds sweet potatoes Use firm sweet potatoes for best results.
  • 2 tablespoons butter Add more for creamier mash.
  • 1/4 cup milk Adjust for creaminess as desired.
For the Lentil Filling
  • 1 medium onion, chopped Chop finely.
  • 2 stalks celery, chopped Chop finely.
  • 1 cup cooked lentils Can use canned lentils, rinsed and drained.
  • 1 cup low-sodium vegetable broth
  • 2 tablespoons olive oil For sautéing the vegetables.
  • 1 teaspoon salt, to taste Adjust to personal preference.
  • 1/2 teaspoon black pepper, to taste Adjust to personal preference.
  • 1 teaspoon dried thyme
  • 1 teaspoon dried rosemary Can substitute with other herbs.

Method
 

Preparation
  1. Peel and cube the sweet potatoes. Boil them in water until fork-tender, about 15-20 minutes. Drain and mash with butter and milk until smooth.
  2. Heat olive oil in a large skillet over medium heat. Add chopped onion, carrots, and celery. Cook until softened, about 10 minutes.
  3. Stir the cooked lentils and vegetable broth into the sautéed vegetables. Season with thyme, rosemary, salt, and pepper. Simmer gently for 10 minutes.
  4. Preheat the oven to 400°F (200°C). Spread the lentil and vegetable mixture in a baking dish. Spread the mashed sweet potatoes over the mixture.
  5. Bake uncovered for 35-45 minutes, until the sweet potato topping is golden brown.
Serving
  1. Let the pie rest for 5 to 10 minutes. Serve hot in bowls or cut into squares on plates. Pair with a green salad or roasted vegetables.

Notes

Cool completely before storing. Refrigerate for up to 4 days, or freeze for 3 months. Thaw in the fridge overnight and reheat in the oven.