3/4   cup           mayonnaise
2     teaspoons     Dijon mustard
2     teaspoons     red wine vinegar
2                   garlic cloves
3/4   teaspoon      hot pepper sauce
6     tablespoons   olive oil
                    Salt
                    Freshly-ground black pepper
4                   leeks, white and pale green parts only
2                   carrots
1                   fennel bulb
2                   shallots
6     large         garlic cloves
2                   plum tomatoes
2     tablespoons   tomato paste
1/2   teaspoon      dried thyme
1/4   teaspoon      saffrom threads
1 1/2 cups          dry white wine
5     cups          chicken stock
                    = (or canned low-salt chicken broth)
3     pounds        assorted fish fillets
                    = (sea bass, snapper, and orange roughy)
1                   French bread baguette
                    and toasted
                    Chopped fresh parsley