The best fish toppers

1. Caper butter
Stir capers into room-temperature butter with chopped fresh dill or dried dillweed.

2. Roasted-pepper mayo
Purée roasted red pepper or mash with a fork. Stir into mayonnaise with a dash of Tabasco and slivered fresh basil.

3. Italian gratin
Crush croutons and sauté in butter until golden. Mix with Parmesan and finely chopped parsley. Season with dried or chopped fresh oregano and basil.

4. Mexican avocado salsa
Stir chopped avocado and tomato with minced jalapeno peppers and red onion.

5. Creamy French
Flavour mayonnaise or sour cream with a dab of Dijon mustard, chopped fresh or dried tarragon and minced shallots or garlic.

6. Cucumber raita
Grate or chop English cucumber and stir into yogourt. Season with pinches of cumin, cayenne and salt. Stir in chopped fresh mint.

7. Mediterranean salsa
Chop tomatoes and pitted kalamata olives, and stir with minced sun-dried tomatoes and garlic, plus sliced green onions. Add enough olive oil to coat.

8. Sesame vinaigrette
Whisk a little sesame oil into some bottled vinaigrette. Add sliced green onion and toasted sesame seeds.

9. Caribbean jerk
Mix diced mango and red pepper with minced jalapeno peppers
and garlic. Flavour generously with jerk seasoning mix. Moisten with vegetable oil.

10. Thai chutney
Blend a little Thai curry paste into your favourite chutney. Stir in sliced green onions and chopped cilantro.