The “Big Little Lies” actor took toInstagramto show how she makes a watermelon margarita.

It looks both easy and tasty!

Step 1, hug the tequila though that’s probably optional!

Step 2, mix ingredients looks like Witherspoon’s on board with a hefty pour of tequila!

and then pour out and enjoy.

This makes it a lighter, brightercocktail, perfect for summer.

For the finishing touches, the garnish is three mint leaves and a little slice of watermelon.

She gives the lowdown on the healthy drink over onInstagram.