Mini choux à la crème pâtissière aux pommes caramélisées
Makes 14 cream puffs: • water (60 ml) • milk (60 ml) • salt (2 g) • sugar (4 g) • unsalted butter (50 g) • all-purpose flour (75 g) • large eggs • milk (400 ml) • sugar (40 g; divided: 2 tablespoons + 1 tablespoon) • vanilla extract • large eggs •