“It will surprise nobody that I have had a few hangovers in my day,” says Carson. So, over the years, he’s developed the ultimate antidote to a night of overindulgence—this magical concoction. The secret ingredient is pickle juice, which contains electrolytes that can help rehydrate your body. And a splash of beef broth takes it from a Bloody Mary closer to a Bloody Bull, a drink rumored to have originated at Brennan’s in New Orleans. Garnished with b