01 - Preheat oven to 350°F (175°C) and line a baking sheet with parchment paper.
02 - In a medium mixing bowl, thoroughly blend creamy peanut butter, granulated sugar, and egg until a smooth dough forms.
03 - Scoop tablespoon-sized amounts of dough and shape into balls. Arrange on prepared baking sheet, spacing each at least 2 inches apart.
04 - Gently press each ball with a fork to create a crisscross pattern.
05 - Bake for 8 to 10 minutes, or until edges are firm and centers remain slightly soft.
06 - Allow cookies to cool on the baking sheet for 5 minutes, then transfer to a wire rack until fully cooled.