Five places for a superior sandwich

Cheese@Leadenhall
4-5 Leadenhall Market, EC3 (020 7929 1697, cheeseatleadenhall.co.uk) treats for cheese lovers, such as Mrs Kirkham's Lancashire with vine tomatoes on brown bread (£3.50).

Raoul's Café
105-107 Talbot Road, W11 (020 7229 2400, raoulsgourmet.com)
The dry cured bacon sandwich (£6.50) is a must.

A Gold
42 Brushfield Street, E1 (020 7247 2487)
Favourites include roast ham with salad (£4.20).
Charles Campion