1/2cup smooth peanut butter
1/2cup softened butter
2/3cup white sugar
5oz bittersweet chocolate melted and cooled
1tsp baking powder
pinch of salt
In large bowl beat 1/4cup of peanut butter, the butter and sugar. Add in eggs and vanilla. Beat in chocolate.
Stir in the flour, baking powder and salt.
Spread in a parchment lined 8x8 pan. By spoonfuls, drop remaining peanut butter over the top. Run knife through the batter to swirl, smooth the top.
Bake at 350* for about 20minutes. Let cool and cut into squares.