This salted caramel layer cake is a decadent dessert that will impress your guests. The cake layers are made with a combination of all-purpose flour, baking powder, salt, sugar, eggs, milk, and vanilla extract. The frosting is a rich and creamy salted caramel buttercream that is made with caramel sauce, butter, powdered sugar, and a pinch of salt. The cake is then topped with a drizzle of caramel sauce and a sprinkle of sea salt. This cake is perfect for special occasions or just as a treat for yourself.