These decadent bar cookies come together in no time; do be sure to allow an hour or so for the ganache to set. If your dates aren't fresh and moist, give them a quick soak in enough hot water to cover the little guys, then drain well and proceed with the recipe. Brownie base adapted from Minimalist Baker
. I love the taste of toasted hazelnuts here, but feel free to skip the toasting process for all-raw brownies.