4 walnut brownie biscotti Recipes

butter (softened ), sugar, egg, egg white (i use better than s ), vanilla, white flour, unsweetened cocoa, baking powder, salt, white chocolate chips (i used tollhouse red and green colored ), chopped walnuts

butter, softened, white sugar, eggs, vanilla extract, all-purpose flour, unsweetened cocoa powder, baking powder, semisweet chocolate chips, chopped walnuts, egg yolk, beaten, water

unsalted butter, diced, unsweetened chocolate, chopped, dark brown sugar (about 9 oz), eggs, at room temperature, flour, fine salt, walnut pieces, toasted, biscotti crumb crust , recipe follows, walnut halves, optional, ice cream or sweetened whipped cream, optional, biscotti (about 8), coarsely broken, unsalted butter, chilled and diced, dark brown sugar