Peanut Butter Chocolate-Chunk Cookies

1/2 cup unsalted butter
3/4 cup peanut butter
1/2 cup granulated sugar
1/2 cup dark brown sugar
1 egg
1/2 tsp. vanilla
1 c all-purpose flour
3/4 tsp. baking soda
6 oz. bittersweet chocolate --coarsely chopped

Preheat oven to 350F.

Cream butter, peanut butter and sugars.
Add egg and vanilla, and mix well.

Sift flour and baking soda together.
Add to butter mixture and beat until just combined.
Fold in chocolate.

Form with 1 1/2 oz scoop, place on parchment lined sheet pan and flatten slightly.
Bake until golden.

Source of recipe: Mean Chef