Defrost mussels and frozen shrimps. Rinse well. Cook the mussels dripping wet in a covered pot for about 5 minutes. Put closed ones away
Peel and crush the garlic. Finely chop the olives. Heat lobster paste in a pot and sauté both in it. Deglaze with wine, 1/8 l water and cream while stirring, bring to the boil. Season to taste. Heat prawns in it for about 2 minutes. Fold in the mussels