This is really Anna del Conte’s recipe, only I in slovenly fashion use shop-bought chocolate pasta ... frying pan on the stove and tumble in the pecans, then toast them over a medium heat.

Serve topped with the remaining pecans and a generous grating of chocolate or sprinkling of cacao nibs.

Reminiscent of a crumb bar, these bake sale treats feature layers of crunchy pecans, chocolate chips, and caramel nestled in a buttery oat crust. But this recipe simplifies the process by calling ...