For the best chewy texture, use finely ground blanched almond flour and low-moisture part-skim mozzarella rather than fresh mozzarella. If the dough is difficult to combine, briefly warm it again for a few seconds in the microwave, then continue kneading until smooth and stretchy. These pretzel bites can be frozen unbaked on a parchment-lined tray, then transferred to a freezer bag and baked from frozen at 350°F until golden. Serve with sugar-free mustard, keto cheese sauce, or a low-carb marinara for dipping, and consider topping some with everything bagel seasoning for variety.