Peanut Butter and Fudge Brownies with Salted Peanuts

Preparation

1. For brownies:

   Step 1

   Position rack in center of oven and preheat to 325°F. Line 13x9x2-inch metal baking pan with foil, leaving long overhang; butter foil.

   Step 2

   Place 3/4 cup butter in heavy large saucepan. Add both chocolates; stir over low heat until smooth. Remove from heat. Whisk in sugar, vanilla, and salt, then eggs, 1 at a time. Fold in flour, then nuts. Spread in prepared pan. Bake until tester inserted into center comes out with moist crumbs attached, about 30 minutes. Place pan on rack; cool.

2. For frosting and ganache:

   Step 3

   Using electric mixer, beat peanut butter and 1/4 cup butter in medium bowl to blend. Beat in powdered sugar, salt, and nutmeg, then milk and vanilla. Spread frosting over brownies.

   Step 4

   Stir chocolate and 1/4 cup butter in heavy small saucepan over low heat until smooth. Drop ganache all over frosting; spread to cover. Chill until set, about 1 1/2 hours. Do ahead Can be made 1 day ahead. Cover and keep chilled.

3. Step 5

   Using foil as aid, transfer brownie cake to work surface; cut into squares. Bring to room temperature; serve.