Cook spaghetti according to package instructions. Reserve about a cup of pasta water for later.
Bake the breadcrumb in abundant olive oil till golden brown.
Fry two cloves of unpeeled roughly crushed garlic in oil.
Add the anchovies and stir till they dissolve.
Remove the garlic and add the boiled pasta. Stir.
Add some of reserved pasta water if too dry.
Serve with the breadcrumb on top.