Learn how to make king crab legs in the oven! This simple recipe is the easiest way to enjoy crab legs in under 30 minutes! Baked with butter and Old Bay seasoning, the tender, succulent meat slips right out of the shell when cracked!
Preheat oven to 400F degrees. Line a baking pan with large pieces of aluminum foil. Place crab legs on top of the foil in a single layer. Set aside.
In a small saucepan, melt butter over medium heat. Whisk in 1 tablespoon of Old Bay Seasoning, the lemon juice, and garlic. Reserve half of the mixture for dipping later.
Using a pastry brush, brush crab legs with butter mixture. Season with to taste with additional Old Bay if desired.
Tent the foil by bringing together all four sides of the aluminum foil to create a “packet” around the crab legs.
Bake in the preheated oven for 20-25 minutes.
For easy handling, allow the crab legs to cool for 5 minutes before serving. Serve with the reserved Old Bay butter mixture for dipping.