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Dirty Soda
A dirty soda is a soft drink "dirtied" with cream — in the classic build, cold cola poured over pebble ice with coconut syrup, a squeeze of fresh lime, and a slow float of half-and-half. Every part has a job: the cola supplies caramel and baking-spice depth, coconut syrup rounds the edges with tropical sweetness, lime cuts through the richness so it never turns cloying, and the cream softens the carbonation into something plush — closer to a float than a fountain drink, without the ice cream.
The drink comes out of Utah's drive-through soda shops, where local culture skips alcohol and turned soft-drink customization into a craft of its own; TikTok carried it national, and by 2025 it ranked among Google's top-trending drinks. It is a daytime order — road trips, desk afternoons, backyard cookouts — anywhere a beer feels like too much and plain soda too little. One rule matters more than any other: the cream goes in last, poured slowly so it marbles down through the ice. Stir it hard and you knock the fizz out; leave it lazy and every sip tastes a little different.
- Prep
- 5 min
- Total
- 5 min
- Makes
- 1 large drink (about 24 oz with ice)
- Calories
- ~260 per serving
Ingredients
- 12 oz (355 ml) cola, well chilled (regular or diet)
- 1 oz (30 ml) coconut syrup, such as Giffard
- 1/2 oz (15 ml) fresh lime juice (about half a lime)
- 1 oz (30 ml) half-and-half, cold (or coconut cream for dairy-free)
- Pebble or nugget ice
- Lime wheel, to garnish
How to make it
- 1
Pack the ice
Fill a 24 oz (700 ml) soda-shop cup or large glass to the top with pebble or nugget ice. The small pieces chill the drink fast and soak up the syrup as it sits.
- 2
Add syrup and lime
Pour the coconut syrup and fresh lime juice directly over the ice.
- 3
Pour the cola
Pour the chilled cola slowly down the inside wall of the cup to preserve the fizz. Leave about an inch of headroom.
- 4
Float the cream
Pour the half-and-half in a thin, slow stream over the top and let it marble down through the ice. Do not stir it in.
- 5
Swirl and serve
Give the drink one gentle turn with a straw, garnish with the lime wheel, and drink it while the ice still crackles.
Bartender’s notes
- The ratio to remember is 12:1:1 — soda to syrup to cream — with half an ounce of fresh lime. It scales cleanly to any cup size.
- Cream always goes in last. Pouring soda into a glass that already holds dairy whips the carbonation into a foam that climbs over the rim.
- Diet cola is the traditional soda-shop base: it is less sweet than regular, which leaves room for a full ounce of coconut syrup without the drink turning syrupy.
- Use coconut syrup, not cream of coconut — the thick pina colada product sinks and clumps in a cold carbonated drink, while syrup disperses instantly.
Variations
- Zero-proof rum and cola: stir 1 oz (30 ml) Lyre's Dark Cane Spirit or Ritual Zero Proof Rum Alternative into the cola before floating the cream — the molasses notes read like a creamy, alcohol-free Cuba Libre.
- Key lime pie soda: swap the cola for lemon-lime soda, bump the lime to 3/4 oz (22 ml), and add 1/4 oz (7 ml) vanilla syrup alongside the coconut.
- Cherry-vanilla: replace the coconut syrup with 3/4 oz (22 ml) tart cherry syrup and a dash of vanilla syrup, and skip the lime — pure soda-fountain nostalgia.
Bottles that make it better
Non-alcoholic brands from our directory that fit this build — each page lists where to find them near you.
Giffard
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Giffard is a family-owned French liqueur and syrup house founded in 1885 in the Loire Valley, now in its fifth generation of family ownership. Its non-alcoholic Aperitif Bitter syrup is a widely-used substitute for Campari in zero-proof Negronis and Spritzes, built on bitter orange, gentian root, quinquina, and spice. Giffard also produces a Spritz Alcohol Free expression. The non-alcoholic range is positioned as a cocktail-mixer rather than a bottled spirit.
Where to find Giffard →Lyre's
0.5% ABV or less (individual spirits test under 0.3%–0.4% ABV)
Award-winning NA range that mirrors classics: American Malt (whiskey), Italian Orange (Aperol), Dry London Spirit (gin). The widest classic-cocktail toolkit on the market.
Where to find Lyre's →Ritual Zero Proof
0.5% ABV or less
Chicago-based, restaurant-favorite NA spirit line. Their Tequila and Whiskey alternatives are built to disappear into Margaritas and Old Fashioneds.
Where to find Ritual Zero Proof →Rather have it made for you?
Hundreds of verified bars and restaurants across the U.S. build serious zero-proof drinks like this one.
Frequently asked
A cola-based dirty soda carries whatever caffeine the soda brings — roughly 30 to 46 mg per 12 oz, less than half a typical cup of coffee. For a caffeine-free version, build it on caffeine-free cola, lemon-lime soda, or root beer; the coconut-lime-cream formula works on all of them.