01 - Preheat oven to 480°F or as high as available. Place pizza stone inside to preheat if using.
02 - On a lightly floured work surface, stretch or roll pizza dough into a 12-inch round. Transfer to a parchment-lined baking sheet or pizza peel.
03 - In a small mixing bowl, combine crème fraîche, minced garlic, chopped dill, lemon zest, salt, and black pepper until smooth.
04 - Spread crème fraîche mixture evenly over the dough, leaving a 1/2-inch border around the edge.
05 - Evenly distribute shredded mozzarella cheese over the sauce.
06 - Arrange sliced pickles and red onion (if using) over the cheese.
07 - Bake for 12 to 15 minutes, until crust is golden and cheese is bubbling.
08 - Remove pizza from oven, garnish with fresh dill, slice, and serve immediately.