Line a 9×13-inch baking dish with parchment paper or lightly grease it.

Combine sugar and corn syrup in a saucepan over medium heat, stirring until melted and bubbling.

Remove from heat and stir in peanut butter until smooth.

Fold in toasted almonds until evenly coated.

Press mixture evenly into prepared pan.

Cool completely at room temperature, then slice into bars.