The phrase "to lay on" means to provide or offer something, such as an experience, for someone else's enjoyment. It can also mean to place or put something down, usually gently or carefully.
Then starting with the center of a strip of bacon lay it on top of the salsa and tuck the ends under the fish to secure it in place. (butterforall.com)
The batter was so stiff and hard they just lay on top of it like fish eggs on a bowl of clay. (sugarandcinnamon.com)
As a puppy, your German Shepherd should not be allowed to do anything that you would not wish your full grown German Shepherd to do, such as laying on the couch. (vonziugermanshepherds.com)