In a mixing bowl, beat butter, peanut butter, white sugar, brown sugar, and vanilla together in a bowl with an electric mixer until light and fluffy, 1 to 2 minutes. Add egg to butter mixture and beat on medium speed until blended. Stir in and combine dry ingredients.
Cover and chill for 1 hour.
Preheat oven to 375 degrees F. Line baking sheets with parchment paper.
Scoop dough into 2 tablespoon-sized balls and arrange on a baking sheet. Bake for 10-12 minutes.
Place raspberry jam in a bowl and stir until syrup consistency.
With a spoon make an indentation in the center of each cookie. Fill each indentation with about 1 teaspoon jam.
Recipe by My Hot Southern Mess at https://www.myhotsouthernmess.com/2015/12/24/peanut-butter-and-jelly-thumbprints/