crab:
Combine the crab, chives, lemon zest, avocado and olive oil in a medium bowl and stir gently with a spoon to combine.
Using a pastry ring, mold the crab. Serve with the chilli tuiles and cress
For the chilie Tuile:
Mix together the flour, sugar and salt in a medium bowl. Beat the egg white into the flour mixture using a spoon. Stir until smooth. Whisk in the soft butter until the mixture is smooth.
Preheat oven to 375′F. Make a 1-inch circular stencil (i use the lid of a plastic quart container). Place on a silpat and using a small offset spatula, spread about 1 teaspoon of batter over the stencil to make an even layer. Repeat to fill the space on the silpat. Sprinkle each rounds of batter with sesame seed and bake for about 5 minutes, or until golden brown.