Serves 4
Mayonnaise
2 egg yolks
3 tsp lemon juice, plus 2 tsp finely grated lemon zest
1 tsp salt
1/2 tsp sugar
1/2 tsp mustard powder
1 cup light olive oil
2 tsp boiling water
16 slices of white sandwich bread
Softened butter
Roasted chicken, cold and shredded
2 Tbs pinenuts, lightly roasted and chopped
Fresh basil leaves
Salt and freshly