Mushroom soup with stilton, apple & walnut croûtes

INGREDIENTS

• 2 onions
• olive oil
• 1 organic chicken or vegetable stock cube
• ½ a bunch fresh thyme
• 2 cloves of garlic
• 4 large portobello mushrooms
• 100 g basmati rice
• 1 tablespoon single cream
• 1 teaspoon truffle oil
• 8 chestnut mushrooms
• 1 ciabatta loaf
• 1 clove of garlic
• 1 eating apple
• ½ a bunch of fresh curly parsley
• 1 lemon
• 50 g Stilton cheese
• 1 small handful shelled walnuts