French Dip Sliders are the handheld, mini version of the traditional French dips, complete with caramelized onions, tangy provolone cheese, and tender roast beef.

Mustardy beef and mushroom gravy are piled into a baguette in this decadent sandwich. You could also add onions, sliced very finely, to the roasting tin, tucked underneath the meat. Preheat the ...