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Potato tart with mustard, leeks and mushrooms
Photo: Andrew Ridley

Potato tart with mustard, leeks and mushrooms

15 ingredients 1 hr + 1 hr Serves 4 openrecipes

Potato pastry is a wonderful way of using up leftover mashed potato, and this savoury tart is delicious hot or cold.

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Estimated Nutrition (whole recipe, rough)

1025
Calories
23g
Protein
40g
Fat
147g
Carbs

Counts 10 of 13 ingredients — the other 3 aren't in our nutrition table and contribute nothing above, so the real totals are higher.

What these numbers assume — 10 portions →
Ingredient Portion assumed kcal
Flour 1 cup (125g) all-purpose 455
Mashed Potato 1 medium (173g) baked 161
Mascarpone 2 tbsp (28g) 120
Olive Oil 1 tbsp (14g) 119
Butter 1 tbsp (14g) 102
Onion 1 medium (110g) 44
Mushroom 1/2 cup sliced (35g) 15
Black Pepper 1 tsp ground (2.3g) 6
Mustard 1 tsp (5g) yellow 3
Salt 1 tsp (6g) 0
Water not in our table 0
Chestnut not in our table 0
Salad not in our table 0

Totals for the whole recipe, adding one typical portion per ingredient — listed above. Quantities in the recipe are not counted, so this is a rough guide only — not suitable for medical or dietary planning.

Ingredients

  • 100g/4oz plain flour
  • salt and freshly ground black pepper
  • 1 tsp English mustard
  • 75g/3oz chilled unsalted butter
  • 100g/4oz leftover mashed potato
  • ½-1 tbsp iced water (optional)
  • 2 tbsp olive oil
  • 400g/14oz leeks
  • 100g/4oz chestnut mushrooms
  • salt and freshly ground black pepper
  • 75g/3oz mascarpone
  • 1 tbsp wholegrain or Dijon mustard
  • 50g/2oz Cornish blue, Stilton or Gorgonzola
  • pinch crushed dried chillies
  • lightly dressed fresh green salad

Directions

Step-by-step directions aren't available for this recipe in our database. View the full recipe at the original source →
By bbcfood · Recipe sourced from openrecipes

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