Prepare all your ingredients. Wash salmon fillet under running cold water and dry with paper towel.
Cover dried lavender with 2 tbsp of hot boiling water and let stay for 10 min. Hot water will intensify the lavender aroma. Drain when ready to use.
Cover salmon fillet with lavender, salt, and sugar. Spread everything evenly, cover with plastic wrap tightly and leave for two hours at room temperature.
Put the weight and transfer to the fridge for 48 hours. When ready scrape all the remaining salt and sugar and pat dry with paper towel. Cut at an angle.
Wash salad leaves, dry them with salad spinner or paper towel. Drizzle with a few drops of lemon juice and olive oil, save for later. Grill a piece of bread on a grill pan on a medium until golden.
Arrange sliced fresh avocado on top, add lavender cured salmon and top with salad leaves. Bon Appétit!