1.   Add the olive oil, cream, lemon juice and lemon zest and mash with a hand masher or heavy whisk.

2.   Sometimes she substituted a tool, like a food processor for a wooden hand masher when preparing parsley or cilantro juice.

3.   Testing for texture, we challenged a hand masher, a ricer, a food mill and a KitchenAid mixer to make the best mash.

4.   Using a hand masher and wooden spoon or a mixer with a paddle attachment, whip the potatoes until smooth.