12-Minute Salmon and Asparagus Packet Dinner This 12-minute dinner features flaky salmon and delicate asparagus paired with a zippy mustard sauce. Serious Eats / Amanda Suarez Why It Works Sealing the salmon, asparagus, and simple sauce in foil packets keeps the fish and vegetables tender and juicy. Cooking in foil packets also makes cleanup very easy. Delicate asparagus. Flaky salmon. Jaunty mustard. Just wrap them all up in a foil-parchment packet and bake. What comes out is perfectly steamed fish, tender asparagus, and a punchy sauce. The best part? It's ready in 12 minutes with no cleanup. April, 2012 This recipe was first published in 2012. It was updated in 2026 with new photographs and an expanded cooking range.…