Welcome fall with this coffeehouse-inspired cake! Pumpkin Spice Latte Layer Cake combines rich pumpkin cake with coffee buttercream and a decadent drizzle of caramel for the ultimate autumnal treat.  Yep, you read that right. I went there. I took every white girl's all-time favorite fall drink and turned it into a cake! This Pumpkin Spice Latte