In a mixing bowl, cream together butter, shortening, peanut butter, 1/2 cup granulated sugar, and brown sugar until light and fluffy, about 2 minutes.

Add eggs, mixing after each addition. Mix in the vanilla.

In a separate bowl, whisk together flour, baking soda, and salt.

Stir dry ingredients into the wet ingredients and mix gently to combine. Don't over-mix. The dough will be very soft. Refrigerate for at least 30 minutes, or up to 3 days.

Preheat oven to 375 degrees F.

Line a cookie sheet with parchment paper.

Scoop dough into large balls and roll them into an oval shape. Place on prepared baking sheet. Bake for 9-12 minutes, until set and no longer glossy looking.

Remove from oven. Press pretzels into the top of the cookie, for the ears. Press a rolo into the center, for the nose. Add two candy eyes, or chocolate chips for the eyes. Place a dot of frosting in the center of the rolo to secure a red m&m candy on top, for the nose. Allow to cool on baking sheet. then transfer to cooling rack.