Vegan Shepherd's Pie with Lentils and Creamy Mash

Ingredients

• 1 tbsp rapeseed oil
• 2 tbsp mustard seeds
• 1 onion, chopped
• 2 large celery stalks, chopped
• 2 large cloves garlic, crushed
• 4 large carrots, chopped
• 250g chestnut mushrooms, chopped
• 400g tin green lentils
• 2 tsp dried thyme
• 1 vegetable stock pot
• 3 tbsp HP brown sauce (or a BBQ sauce)
• 2 tbsp tomato puree
• 1 tsp cornflour
• a good grinding of salt and pepper
• 1 kg potatoes, peeled and chopped
• 50g dairy free spread (or butter)
• a splosh of unsweetened soya milk (or standard milk)

for full instructions you can go here:   https://www.tinnedtomatoes.com