Garlic Soup Provencal

• 3 chunks
• 2 heads of garlic
• 2 sprigs parsley (chopped fresh)
• 1 potato in (peeled cut)
• 1,400 ml chicken stock
• 300 gr quartered tomatoes
• 16 ml olive oil
• 4 gr sage (minced fresh)
• 4 gr thyme (minced fresh)
• 1 gr crumbled saffron