In a medium saucepan, combine sugar and corn syrup until sugar is fully dissolved.
Over medium-high heat, stir mixture till it comes to a full boil.
Remove from heat and stir in entire jar of peanut butter. Mix well.
Add corn flakes to a large bowl.
Pour peanut butter mixture over the corn flakes. Mix well – make sure all corn flakes are coated with mixture.
With a large cookie scoop, scoop out a heaping ball (1-2 inch) and place them on a cookie sheet lined with parchment paper.
Put milk chocolate chips with oil in a small bowl – melt in microwave for about 30 seconds. Stir until smooth. You may need to heat an additional few seconds if not fully melted. Drizzle chocolate over cookies.
Let cool completely – store in an airtight container.
Recipe by Sweet Dash of Sass at https://sweetdashofsass.com/2013/12/peanut-butter-corn-flake-treats/