with the paddle and paddle on low speed until mixed.
add the butter and paddle on low until the mixture starts to come together in small clusters.
spread the clusters on a parchment lined pan. bake for 20 minutes, breaking them up occasionally. the crumbs should still be slightly moist to the touch; they will dry and harden as they cool.
let the crumbs cool completely before using in a recipe or eating.
combine the butter, sugar and corn syrup in a stand mixer fitted with the paddle and cream together on medium-high for 2-3 minutes. scrape the sides of the bowl, add the egg, vanilla and melted chocolate and beat for 7-8 minutes.
reduce 