Weird Shepherd's Pie

Note 1 : The first time I made this, it ended kind of salty? Need to reduce the amount of salt for sure, especially on the mashed potatoes. Better to keep mashed potatoes lightly seasoned.

Mashed potatoes

5 medium - large potatoes, boiled to tender

Milk, salt, black pepper

1 egg, for wash on top, not to mix

Lamb filling

250gm ground lamb meat

1 cup diced holland onion

1 cup diced carrot

2 stalks celery, diced (can consider adding)

1 cup green peas

3 shiitake mushroom, diced

2 tomatoes, diced

1 tbsp ground garlic

1/2 inch ginger, ground

Black pepper, coarse salt

2 tbsp tomato paste

1 tbsp worcestershire sauce

1 tbsp dark soy sauce

1 tsp yeast extract (marmite)

Bay leaf

Water (enough to slowly simmer for 40 min)

Fresh basil, tarragon

3 tbsp all purpose flour

Steps

Assemble and bake under 180°C fan for 30 minutes.