Marshmallow Brownies

Ingredients:
1 cups (6 ounces) butterscotch chips
1/2 cup butter, cubed
2 eggs
2/3 cup packed brown sugar
1 teaspoon vanilla extract
1-1/2 cups flour
2 teaspoons baking powder
1/2 teaspoon salt
2 cups miniature marshmallows
2 cups (12 ounces) semisweet chocolate chips
1/2 cup chopped walnuts
Directions:
In a large saucepan, melt butterscotch chips and butter over low heat; cool for 10 minutes.
In a large mixing bowl, beat the eggs, brown sugar and vanilla until blended. Beat in butterscotch mixture. Combine the flour, baking powder and salt; add to batter and beat until well blended. Stir in the marshmallows, chocolate chips and nuts.
Spread into a greased 13-in. x 9-in. baking pan. Bake at 325° for 25-30 minutes or until a toothpick inserted near the center comes out clean (do not overbake). Cool completely on a wire rack. Yield: 3 dozen