recklessness tastes like cinnamon (гет)

To celebrate the return of her brother Charlie, Ginny decides to bake cookies while her family is away, except for Ron, who hopes to use this time alone to indulge in their forbidden affair. But Ginny has been very clear — they'll only bake, and nothing else for now.
"Cookies first. Pleasure second."
Well, at least, that was the plan.