The best replacement for rabe is broccoli.

The best alternatives to rabe are rated as following:
★★★★★  broccoli
★★★★★  rapini
★★★★  baby broccoli
★★★★  broccolini
★★★  chinese broccoli
★  mustard greens
★  collard greens
★  kale
★  turnip greens
  raab

Your alternative for rabe is not listed? Suggest!
Speaking about rabe, one probably shouldn't forget about sausage and pasta.

Other search terms related to rabe and their ratings are:
★★★★★ sausage and pasta
★★★★★ sausage
★★ orecchiette and sausage
You have in mind a companion for rabe and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of rabe in all years. Click on graph for more.
rabe
broccoli
rapini