This is a Jamie Oliver recipe:

Cut unpealed potatoes into chip shapes, deep-fry for twelve minutes at 140°C/284°F, let them cool off and then fry them again at 180°C/356°F. It's a dementedly fast & easy process.

The homemade mayonnaise recipe is even faster. It's a Kenji López-Alt recipe:
https://www.seriouseats.com/two-minute-mayonnaise

#JamieOliver
#SeriousEats
#kenjiLópezAlt
#TwoMinuteMayonnaise

Two-Minute Mayonnaise Recipe

Using an immersion blender, you end up with a cup full of creamy, perfectly emulsified, real-deal, better-than-anything-you-can-buy mayonnaise.

Serious Eats