Peanut Butter Swirl Brownies 9 x13 pan
1 DIY Brownie Mix plus the ingredients to make it
½ cup peanut butter
1 tablespoon vegetable oil
¼ cup powdered sugar
Prepare the brownie mix as directed.
Preheat oven to 350 degrees.
Grease a 9x13 inch pan.
Spread the brownie batter evenly into the prepared pan.
Using an electric mixer, beat together the peanut butter, vegetable oil and powdered sugar until smooth. Dollop the peanut butter mixture on top of the brownie batter. Swirl together using a knife or skewer.
Bake at 350 degrees for 20-25 minutes. Brownies will be done when a toothpick inserted comes out clean. Cool in the pan, then cut into bars and serve.
Print the Recipe for DIY Brownie Mix and all the variations