Cajun Shrimp Stew

• 25 prawns (raw)
• 1 file seasoning
• 1 green bell pepper
• 1 bell pepper (red)
• 700 ml water for cooking shrimp
• 525 gr tomatoes in puree (crushed)
• 350 ml fish stock
• 240 ml table wine (red)
• 130 gr shrimp cooking liquid
• 60 ml water