Lentil and Bacon Soup

WHAT YOU'LL NEED

• 1 tbsp vegetable oil
• 85 g unsmoked bacon, chopped
• 2 carrots, peeled and diced
• 2 celery sticks, chopped
• 2 cloves garlic, crushed
• 1 onion, diced
• 150 g dried red lentils
• 10 grams Knorr Ham Stock Cube dissolved
• 500 ml boiling water
• Few sprigs fresh thyme
• Freshly ground black pepper