Grilled Salmon without snap

1 tablespoon olive oil , plus extra for brushing 2 tablespoons onions , chopped 2 garlic cloves , crushed 400 ml tomato passata or 400 ml canned chopped[...]

2 large egg yolks (preferably organic) 2 tablespoons chopped fresh basil 2 garlic cloves , minced 2 anchovy fillets , minced (1 1/3 tsp) 1/2 teaspoon red wine[...]