California Prune and Chestnut Terrine - California Prunes

Ingredients

• 1 tbsp butter
• ½ onion, roughly chopped
• 1 clove garlic, roughly chopped
• 120g ready to eat chestnuts, roughly chopped
• 1 tbsp ground almonds
• 5g dried wild mushrooms
• 100g button mushrooms, roughly chopped
• 50g California Prunes, roughly chopped
• 1 tbsp California Prunes puree
• 50ml boiling water