Peanut Butter Chocolate Chip Brownie

1/2 cup creamy peanut butter
1/2 cup butter or margarine
1 1/2 cups sugar
2 large eggs, beaten
1 tablespoon vanilla
1 cup all-purpose flour
1 1/2 teaspoons baking powder
1 1/2 cups chocolate chips
2 ozs. semisweet baking chocolate
- Combine peanut butter and butter, stir over medium-low heat until melted. Remove from heat; stir in sugar, eggs, and vanilla. Combine flour and baking powder, stir into mixture. Stir in chocolate chips.
- Spread batter in greased and floured 13 x 9-inch pan. Bake at 350 degrees F. for 25 minutes or until toothpick inserted in center comes out clean. Cool on wire rack.
- Place chocolate in small bowl. Microwave on High 3 to 4 minutes until melted, stirring every minute. Drizzle over top. Cool. Makes 32 bars.