Salmon with creamy avocado sauce

INGREDIENTS (serves 2)

2 salmon fillets, skinned and boned
Olive oil
Sauce 
1 ripe avocado peeled, stone removed
1 handful fresh basil leaves
½ tsp of English mustard
¼ tsp of sugar (optional)
1 clove garlic
1 Tbsp squeezed lemon juice
2 Tbsp cup olive oil
4 Tbsp whipping or double cream
Salt and pepper

METHOD

Heat a thick bottomed pan and add 2 Tbsps of olive oil
Season and sear the salmon for 4 minutes on each side.
To ensure freshness, prepare the sauce while the salmon is cooking.
Blend the ingredients until smooth and creamy. 
Serve either warm or cold according to your taste