We want more, por favor: How to make Spanish ham croquettes

Ingredients

For about 20 croquettes

• Béchamel sauce made with 3 tablespoons butter, 1/2 cup flour and 2 cups milk, seasoned with salt and freshly grated nutmeg
• 1/2 cup grated Swiss cheese (or Gruyère, if you can find it)
• 3 ounces Spanish smoked ham (Serrano)
• 1 cup flour
• 1 1/4 cup bread crumbs
• 2 eggs, beaten
• 1 quart oil for frying