Salmon sashimi with avocado and wasabi cream

Ingredients

• 400 g salmon fillet, sashimi quality
• 1 avocado
• 1 tsp lemon juice
• 2 tsp lemon juice
• 2 tsp wasabi paste, or more according to taste
• 1 lime, juice and zest
• 2 tbsp olive oil
• 1.5 tbsp black sesame seeds