Step 1

Place garlic and zest into mixing bowl and chop 10 sec/speed 8.

Step 2

Scrape down sides of mixing bowl with spatula and repeat chopping 10 sec/speed 8.

Step 3

Add capers, egg yolks, Dijon mustard and lemon juice and mix 30 sec/speed 4. Scrape down sides of mixing bowl with spatula

Step 4

Place a jug onto mixing bowl lid and weigh oil into it.

Step 5

Mix 2-3 min/speed 4, slowly pouring oil onto mixing bowl lid, letting it trickle into mixing bowl to emulsify (see Tips).

Step 6

Season with salt to taste, then mix 4 sec/speed 4.

Step 7

Transfer into a sealable jar or container and refrigerate until ready to serve.