This hot, cheesy spinach dip is the type of dip that guests hover around at a party. You don't want to eat more, and yet. You can't resist. You won't find any mayonnaise in this spinach dip. Instead, cream cheese, creme fraiche, and richly flavored alpine-style cheeses are melted together with fresh baby spinach. Fresh jalapeno pepper is optional but adds a spicy kick that makes the dip truly addictive. This recipe doesn't make a huge portion of spinach dip, but trust me-it's so rich that a little bit goes a long way. Looking for spinach dip that isn't quite so rich and creamy? Try this light and bright lemony spinach dip recipe.