Everyone is thinking pink. Left: Marat Musabirov / Getty Images; Right: dianazh / Getty Images | Design: Better Homes & Gardens We've seen all kinds of food trends come up through TikTok: dessert bowls, cottage cheese everything, girl dinner. The latest obsession has foodies fixated on vibrant oils to cook with—but it's more than that. They're not just entertained; they're invested."We all...