Harvest nut roast with gravy

Name: Harvest nut roast with gravy
Prep time: 25 min
Cook time: 1 h 30 min
Total time: 1 h 30 min
Yield: 6 portions
Ingredients: 2 tbsp olive oil; 100 g sourdough bread; 75 g roasted cashews; 80 g raw almonds; 1 sprig fresh rosemary; 2 tsp dried thyme; 2 tsp dried oregano; 3 sprigs fresh flat-leaf parsley; 80 g full cream milk; 500 g water; 250 g parsnip; 250 g carrot; 250 g potato; 250 g turnip; ¼ tsp sea salt; ¼ tsp ground black pepper; 1 brown onion; 3 tsp Moroccan spice mix; ½ tsp ground chilli; 400 g canned cannellini beans; 2 eggs; 80 g walnuts; 80 g red onion; 3 garlic cloves; 2 tbsp olive oil; 150 g cashews; 2 tsp red wine vinegar; 1 tbsp plain flour; 2 tbsp soy sauce; 1 tbsp nutritional yeast