The classic combination of oozy ham and cheese centre with a crunchy breadcrumb coating and served with a home-made tomato sauce.
They're a great way to use up leftover Christmas ham and serve them up at your next gathering.
Snacking doesn't get much better than this.
Deep-fried food is very hot in the centre; allow the croquettes to stand for a few minutes to cool slightly before serving.
do ahead Recipe can be made to the end of step 4 a day ahead. Deep-fry croquettes and reheat sauce just before serving.