Pat's chewy peanut butter brownies topped with a creamy peanut butter glaze.

Pat's Peanut Butter Brownies

1/2 cup butter or margarine, melted
1/2 cup unsweetened baking cocoa
4 large eggs
2 cups granulated sugar
1 cup all-purpose flour
1 teaspoon vanilla extract
1 cup peanuts, chopped
1/3 cup chunky peanut butter
2 tablespoons butter or margarine
1 1/2 cups powdered sugar
4 tablespoons milk

1. Preheat oven to 350°F (175°C).
2. In a large saucepan, melt 1/2 cup butter. Stir in unsweetened baking cocoa and cook over low heat. Remove from heat and add eggs; one at a time, beating after each egg. Stir in sugar, flour, vanilla, and chopped peanuts. Beating till combined.
3. Pour into a greased 13 x 9-inch baking pan.
4. Bake for 25 minutes. Cool completely before frosting.
5. Frosting: In a small saucepan, warm milk. Do not boil. Set aside.
6. In a small bowl, blend chunky peanut butter with 2 tablespoons butter; add powdered sugar and warm milk. Slowly beat frosting until it reaches spreading consistency.

Makes 24 bars.