Linguine di Mare with Argentinian shrimps, U20 shrimps, mussels, fennel and cherry tomatoes - 7 Thal

Ingredients

• shrimp heads from a package of whole Argentinian shrimps 7 PORTIONS (500g)
• 80 g celery
• 1 clove of garlic
• 200 g finely chopped dry onion
• 200 g finely chopped carrot
• 80 g olive oil
• 2 tablespoons of tomato paste
• 1 sprig of thyme
• 1.200 g water
• 150 g butter
• 100 g cream