Light Vegetable Broth

• 10 peppercorns
• 6 carrots scrubbed
• 6 garlic (cloves crushed)
• 2 potatoes scrubbed
• 2 onions (chopped)
• 2 bay leaves
• 1 leek
• 6,200 ml water
• 475 ml wine (white)
• 80 gr mushrooms (cleaned)