Shrimp and Asparagus Revuelto

Simple but pristinely wonderful, revuelto (a kind of scrambled eggs) is a dish for which good Spanish restaurants charge dearly—and customers happily pay, knowing that a few good ingredients well prepared add up to much more than the sum of their parts. Taste it, and you will agree. The best versions of this revuelto feature matchstick-thin espárragos trigueros (wild asparagus), but any flavorful seasonal asparagus will work as well. As it has to cook very quickly, make