Melba Toast

• 4 slices of good white bread, cut into slices 5mm thick

Preheat the grill to its maximum heat.

Slide an oven rack under the grill as close to the element as possible. Put the bread on the oven rack and toast it on both sides.

Working quickly while the toast is still hot, cut off the crusts and split the bread in half horizontally. Scrape off any excess dough with a serrated knife or a teaspoon, then cut each slice into two or four tr