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A Filthy Martini in a chilled coupe glass, cloudy pale olive-green liquid, four green olives on a pick across the rim, dark bar bokeh behind.
5 from 1 vote
Calories: 174.4kcal
Prep Time: 3 minutes
Total Time: 3 minutes
A Dirty Martini walks into a bar. A Filthy Martini kicks the door in. Same bones: cold gin, a whisper of dry vermouth, olives. But the brine gets cranked to a full ounce. It arrives cloudy, aggressively savoury, and tastes like the olive actually won the negotiation.
The "Filthy" tag isn’t a cocktail-school spec. It’s bartender shorthand that appeared in early-2000s bars whenever a Dirty Martini wasn’t dirty enough. The customer said "filthier," the bartender doubled the brine, and the name stuck because it’s funny and honest.

Ingredients

  • 2.5 oz Gin
  • 0.25 oz White Vermouth (optional)
  • 1 oz Olive Juice from good whole green olives (Castelvetrano or Manzanilla)

Instructions

Chill the Glass:

  • Drop a coupe or martini glass in the freezer for 5 minutes while you build.

Combine:

  • Add the gin, dry vermouth, and a full ounce of olive brine to a mixing glass with plenty of ice.

Shake or Stir:

  • Shake hard for 15 seconds for a cloudy, properly cold pour. Stir for 30 seconds if you want it clearer. Both are legal.

Strain:

  • Pour through a Hawthorne strainer into the chilled glass.

Garnish:

  • Spear 3 olives on a pick. Throw in a fourth for luck. Serve immediately.

Notes

Brine matters. The watery stuff from a jar of cheap cocktail olives won’t cut it. Use the brine from a jar of good whole green olives: Castelvetrano, Spanish Manzanilla, whatever the deli counter calls "the good ones." Better olives, better brine, better Martini.
Vermouth is optional. The classic Filthy spec keeps a quarter-ounce of dry vermouth for structure, but plenty of drinkers skip it entirely and let gin and brine fight it out. Try both. You’ll pick a side.
Want to go further? Brine-wash the gin: steep a cup of pitted olives in the gin bottle overnight, strain, pour back into the bottle. Every Martini out of that bottle for the next three months is a Filthy without even trying.
Filthy vs Dirty. A standard Dirty Martini uses a splash of brine, a quarter-ounce, maybe half. You can taste the olive, but it’s a background note. A Filthy Martini cranks the brine to a full ounce (or more). The drink gets visibly cloudier, the savoury flavour moves to the front, and the olive is now the co-star alongside the gin. If you like Dirty Martinis and find yourself asking for "extra brine" every time, just order a Filthy.
When to drink it. Pre-dinner. Late nights when you want something savoury instead of sweet. Olive-heavy charcuterie boards. Anywhere a regular Martini feels too polite.

Estimated Nutrition:

Calories: 174.4kcal (9%)Carbohydrates: 0.3gFat: 28.4g (44%)Saturated Fat: 3.9g (24%)Polyunsaturated Fat: 3gMonounsaturated Fat: 20.7gSodium: 470.7mg (20%)Potassium: 1.4mgCalcium: 0.3mgIron: 0.2mg (1%)
CourseBeverage, Cocktail, Drinks
CuisineBeverage, Cocktail, Drinks
KeywordBeverage Recipe, Cocktail Recipe, Drink Recipe

How to make a Filthy Martini

This is a three-minute build. Chill the glass, combine the liquids with ice, shake or stir, strain, garnish. The only thing that separates a good Filthy Martini from a great one is the brine. Skip down to the notes below if you want the one thing every bartender wishes you knew.

Ingredients

  • 2.5 oz Gin. Classic dry gin. Vodka works if you insist, but gin is the right call here.
  • 0.25 oz Dry Vermouth. Optional. The classic Filthy spec keeps it for structure; plenty of drinkers skip it entirely.
  • 1 oz Olive Juice. The brine from a jar of good whole green olives (Castelvetrano or Spanish Manzanilla).
  • 3 to 5 green olives for the garnish. More is more.

Instructions

  1. Chill the glass: drop a coupe or martini glass in the freezer for 5 minutes while you build.
  2. Combine: add the gin, dry vermouth, and a full ounce of olive brine to a mixing glass with plenty of ice.
  3. Shake or stir: shake hard for 15 seconds for a cloudy, properly cold pour. Stir for 30 seconds if you want it clearer. Both are legal.
  4. Strain: pour through a Hawthorne strainer into the chilled glass.
  5. Garnish: spear 3 olives on a pick. Throw in a fourth for luck. Serve immediately.

The Filthy Martini, done right: three notes

Brine matters more than the gin

The watery stuff from a jar of cheap cocktail olives won’t cut it. It tastes like salted dishwater and it’ll make a Filthy Martini taste like salted dishwater. Use the brine from a jar of good whole green olives: Castelvetrano, Spanish Manzanilla, whatever the deli counter calls “the good ones.” Better olives, better brine, better Martini. The gin barely matters by comparison.

Vermouth is optional, genuinely

The classic Filthy spec keeps a quarter-ounce of dry vermouth in the mix for structure. Plenty of drinkers skip it entirely and just let gin and brine fight it out. Try both. You’ll pick a side within a week. There’s no wrong answer here; the “proper technique” crowd lost this argument decades ago.

Want to go further? Brine-wash the gin

Drop a cup of pitted green olives straight into the gin bottle. Leave it overnight. Strain the olives out. Pour the gin back into the bottle. Every Martini out of that bottle for the next three months is effectively a Filthy without even trying, and the brine levels get dialled into the gin itself instead of floating on top. Worth the bench time.

Filthy Martini vs Dirty Martini: what’s the difference?

A standard Dirty Martini uses a splash of brine, a quarter-ounce, maybe half. You can taste the olive, but it’s a background note. A Filthy Martini cranks the brine to a full ounce (or more). The drink gets visibly cloudier, the savoury flavour moves to the front, and the olive is now the co-star alongside the gin.

If you like Dirty Martinis and find yourself asking for “extra brine” every time you order one, just order a Filthy. That’s the entire point of the name.

When to drink a Filthy Martini

Pre-dinner. Late nights when you want something savoury instead of sweet. Olive-heavy charcuterie boards. Anywhere a regular Martini feels too polite. It’s not a summer-pool-deck drink and it’s not brunch. It’s the drink for when you’ve already made up your mind.