Preheat oven to 375 degrees F.
Combine Truvia® Baking Blend, peanut butter, shortening, butter, egg and vanilla in a large bowl and mix on low speed until combined.
In a second, smaller bowl, whisk together flour, baking soda and salt. Add slowly to the larger bowl and mix until combined.
Shape dough into 1-1/4-inch balls, flattening slightly on the top and bottom.
Place cookies 3 inches apart on a parchment-lined or ungreased cookie sheet.
Using a fork, press a crisscross pattern in each cookie.
Bake 12 to 14 minutes or until lightly browned.
Allow to rest 5 minutes on pan, then place cookies on a wire rack to cool completely.