Step 1

Fill a large pot of water with enough room to cover the potatoes by 1 inch (with plenty of room for the potatoes). Bring to a boil.

Step 2

Add a large pinch of salt to the boiling water.

Step 3

Place potatoes in boiling water until done (about 20 minutes; poke a fork in them to ensure they are no longer hard and are cooked through). Drain and return to cooking pot.

Step 4

While potatoes are boiling, bring a second pot of water to boil for blanching the kale and fill a large mixing bowl of ice and water.

Step 5

Place the kale leaves into the boiling water for two minutes, stirring occasionally to ensure they all become submerged.

Step 6

Remove from boiling water, and place immediately into ice water bath. Allow them to remain there for two minutes then place them in the bowl of a food processor.

Step 7

Add the rough chopped scallions to the bowl of the food processor. Pulse for 10-15 seconds until kale and onions form a finely diced mixture.

Step 8

Add the stick of butter to the potatoes; mix together to allow butter to melt.

Step 9

Once the butter is melted, mash the potatoes with a masher or potato ricer.

Step 10

Add the diced kale and scallion;stir to fully combine.

Step 11

Serve hot garnished with scallion slices.