2 T. unsalted butter
1 pound thin, tender asparagus, trimmed and cut diagonally into 1 1/2″ pieces
Juice of 1 lemon
1/2 tsp. salt
1/4 tsp. freshly grated ground black pepper
Finely grated zest of 1/2 lemon

In a large skillet, melt the butter over medium-high heat. Add the asparagus and toss to coat. Cover and cook for 2-3 minutes or until the asparagus is bright green and crisp-tender, shaking the pan occasionally. stir in the lemon juice, salt, and pepper. Sprinkle with lemon zest.