Step 1

Preheat the oven to 350 degrees F. Line a 13x9-inch baking dish with parchment paper and set it aside.

Step 2

In a mixing bowl, beat together the shortening and peanut butter. Add in brown sugar and the ½ cup of granulated sugar. Beat until well blended.

Step 3

Add in egg, milk, and vanilla extract. Slowly add in flour, baking soda, and salt. Mix just until combined.

Step 4

Press cookie dough into the prepared baking dish. Sprinkle with 2 Tablespoons of granulated sugar, if desired.

Step 5

Bake cookies for 16-18 minutes, just until they begin to brown. Remove from the oven and immediately press the unwrapped Hershey Kisses into the bars. Allow to cool, then enjoy.