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Dinner / British

Lentil Mushroom Cottage Pie

A rich lentil and mushroom filling sits under a golden mashed-potato topping. This vegan cottage pie brings familiar comfort to a shared table.

By Vegetarian Recipes Kitchen · Updated

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Lentil Mushroom Cottage Pie, ready to serve
Illustrative food photography. See our editorial policy.
Prep
25 minutes
Cook
40 minutes
Total
1 hours 5 minutes
Serves
6

Gather your ingredients

Everything you need.

Allergen notes

  • Wheat is commonly present in all-purpose flour; check the actual product labels, including any gluten-free replacements.
  • Contains oats or oat products. Check labels and choose certified gluten-free products when needed; oats can still be an allergen.

Check product labels and any substitutions; packaged ingredients can introduce additional allergens.

Let's cook

Step by delicious step.

Tap a step number to mark it complete as you cook.

  1. Heat the oven to 200°C (400°F). Boil potatoes in water for 18–20 minutes until tender, then drain.

  2. Meanwhile, cook onion, carrot and mushrooms in half the oil for 10 minutes. Stir in flour, tomato paste and thyme for 1 minute.

    Lentil Mushroom Cottage Pie: Meanwhile, cook onion, carrot and mushrooms in half the oil for 10 minutes
  3. Add stock, lentils, half the salt and pepper. Simmer for 8 minutes and transfer to an ovenproof dish.

    Lentil Mushroom Cottage Pie: Add stock, lentils, half the salt and pepper
  4. Mash potatoes with oat milk, remaining oil and salt. Spread over the filling and rake with a fork. Bake for 20–25 minutes until the top is golden.

0 of 4 steps complete

A little kitchen know-how

  • Let the mash steam dry briefly after draining to avoid a watery topping.

Make it yours & keep it well

Use half sweet potatoes in the topping for a sweeter variation.

Storage: Refrigerate for 3 days or freeze for 2 months; reheat covered until the center is steaming.

A little more kitchen know-how

Cooking guides for this recipe

Estimated nutrition per serving

440 kcal

Approximate figures; brands, portions and substitutions change the result.

Good things to know

How should I store leftovers?

Refrigerate for 3 days or freeze for 2 months; reheat covered until the center is steaming.

Can I adapt this plant-based recipe?

Use half sweet potatoes in the topping for a sweeter variation.

Keep the good food coming.