Bani Lore! Earth!
When licked, tastes like sour apples.
A Trap I Laid
Bundled muscles tensing crackling bones and marrow shifting of a shimmering soul from civilized to feral stench, sweet and sour musk from dusky black upon cremy white the plume of a foul and fine tail swishes in the sacred moonlight  
These my words bring despair
Alas again, all this be naught, a hardened swallowed draught, softened not with your sweet liquor, rather, they are soured by the tears, my words you understand, are blatant with meaning, disasters of literature, and horrored nomenclature
Nyx Switch Chapter 12: IT’S LIKE A VACATION
The general mood remained sour, yet a few faces softened slightly.
Roommates: Chapter 3: Sweet Tooth
A shiver went down lin's spine from the sour candy giving her tongue a jolting kick. when she got halfway done, lin purposely took a longer time to lick up the whip cream, giving yasmin's flower a flick.
Raven ~ A Kuroshitsuji ~ Black Butler ~ Fan-Fic
The demon's smile soured. "no need for that." he waved a hand. the bones abruptly burst into blue-white flames. alarmed, the boy's wings flared out propelling him backwards and away from the searing heat.
Vixen invasion
Rolling his eyes sourly as he slammed his locker shut then he headed for the exit. next he pulled out his smart phone where he dialed his girlfriend monica's phone. granted it wasn't like her to allow her cell phone to go to voicemail like that.
Breaking Thunder
"that's it, keep drinking" hunter said as he watched the stallion's face sour, thunderlane struggling to keep all of the urine down.
Kismet (Chapter 3)
It takes her another ten minutes to finish as much of the sour as she can stand, and she's about to order something else when catboy sits down next to her. he's still breathing hard from his dancing. that looks good on him, too.
Initiation
It shot out like a fire hose, sour urine and bitter white shitpaste filling every inch of the dog's muzzle until she was forced to lean back and swallow.
The Furry Dead Chapter VI - The Forest Warden
The warden swallowed as a bitter taste filled his muzzle, complementing the sour smell of infection and medicine that lingered strongly in the room. this was the prisoner he'd seen before, he was reasonably certain.
Horse CEO's Luxury Toilet
As my body convulses in response to the noxious gas, i can feel the remnants of the fart coating my throat and stomach, leaving a sour taste in my mouth.