Chocolate flapjacks
Lovely for a lunchbox treat, these flapjacks have plenty of slow-burning carbs to keep you going through the afternoon
Mix the mayonnaise and ketchup together. Add the Tabasco and some seasoning, and stir through the prawns. Slice the rolls as you would for a hot dog, and spoon in the prawns.
Mix the avocado with a little lemon juice (to stop it browning), then mix with the lettuce, cucumber, cress and a little more lemon juice. Serve with the subs, some prawn cocktail crisps and extra Tabasco (for those who want it).