I don't know what John should get Sherlock either. PM or comment your ideas, dear readers...? :) I'd be quite appreciative, and the one who suggests the my favorite idea of course will receive credit.
The Best Gift
"It's Christmas Eve and I have nothing for Sherlock," murmured John glumly, slumping and looking up at Anita from his seat in the kitchen.
Anita looked up and pushed a strand of hair away from her face, getting flour on her forehead. John tucked his jumper sleeve around his thumb and brushed it off. "Will you help me make the pudding?"
John nodded and washed his hands as she continued talking. "You don't need to get him anything. You already gave him the best Christmas gift."
"But I haven't given him-"
"John." Anita smiled gently. "You're here, aren't you?"
Prompt was from Javien Deluke, and it was: murmur