Peanut butter and chocolate combine in this granola bar and peanut butter cookie mashup.
Bring to room temperature before serving.
Grease a metal 9- x 13-inch baking pan with cooking spray.

Credit:Greg Dupree, Food Stylist: Chelsea Zimmer, Prop Stylist: Claire Spollen
Line the bottom with a fitted rectangle of parchment paper.
Add egg, yolk, and vanilla.
Beat on medium-high until fluffy and fully combined, about 4 minutes.

Credit:Greg Dupree, Food Stylist: Chelsea Zimmer, Prop Stylist: Claire Spollen
Scrape down sides of bowl, add peanut butter, and mix for 1 minute to combine.
Add flour mixture and incorporate on low until fully combined.
Add oats and mix to combine.

Credit:Greg Dupree, Food Stylist: Chelsea Zimmer, Prop Stylist: Claire Spollen
Bake dough base:
Spread dough evenly in prepared baking pan.
Bake until the edges have slightly browned and a toothpick inserted comes out clean, about 22 minutes.
Remove from oven and immediately sprinkle surface with chopped chocolate.

Credit:Greg Dupree, Food Stylist: Chelsea Zimmer, Prop Stylist: Claire Spollen
Allow to sit for 2 minutes before using a spatula or spoon to spread melted chocolate evenly across surface.
Sprinkle chopped peanuts and flaky salt across melted chocolate.
Refrigerate until chocolate has set and bars have cooled, about 30 minutes.

Credit:Greg Dupree, Food Stylist: Chelsea Zimmer, Prop Stylist: Claire Spollen
Frequently Asked Questions
We call for standard, creamy peanut butter for this recipe.
Avoid natural peanut butters or crunchy peanut butters, as they’ll affect the texture of the bars.
Crumbly bars may be overbaked, or have an excess of flour in the mix.

Credit:Greg Dupree, Food Stylist: Chelsea Zimmer, Prop Stylist: Claire Spollen
double-check to spoon and level your flour for consistent results.
Breaking out a ruler can seem silly, but it can help create the most even bars.

Credit:Greg Dupree, Food Stylist: Chelsea Zimmer, Prop Stylist: Claire Spollen

Credit:Greg Dupree, Food Stylist: Chelsea Zimmer, Prop Stylist: Claire Spollen

Credit:Greg Dupree, Food Stylist: Chelsea Zimmer, Prop Stylist: Claire Spollen