Mom's Best Recipes
Recipe

Kir Royale

A classic French aperitif made with crème de cassis and Champagne. It is fast, festive, and reliably impressive for brunch, holidays, or a random Tuesday that needs bubbles.

Author By Matt Campbell
4.8
A chilled Champagne flute filled with a pale pink Kir Royale cocktail on a stone kitchen counter with a small dish of blackcurrants nearby

Kir Royale is my favorite kind of fancy: the kind that takes less time than finding your phone charger. You pour a little crème de cassis (blackcurrant liqueur), top it with very cold Champagne, and suddenly your kitchen feels like it has a dress code.

The magic is in the contrast. Cassis brings deep berry sweetness and that almost jammy perfume, while Champagne keeps it bright, crisp, and celebratory. Champagne is traditional here, but any brut sparkling wine can absolutely pull its weight. It is a two-ingredient cocktail, but it drinks like you planned the whole day around it.

A bottle of crème de cassis next to a clean Champagne flute and a chilled bottle of sparkling wine on a bright kitchen counter

Why It Works

  • Perfect balance: A 1/2 to 1 ounce pour of cassis per glass keeps it fruity without tasting like berry soda.
  • Maximum bubbles: Using well-chilled sparkling wine and pouring gently helps it stay lively, not flat.
  • No bartending stress: No shaking, no muddling, no sticky cutting board. Just build in the glass and call it a win.
  • Easy to customize: Brut Champagne for a sharper drink, brut Prosecco for softer fruit, or even a splash of berry syrup for a no-liquor version.

Pairs Well With

Storage Tips

Kir Royale is a make-it-and-drink-it situation. Once sparkling wine is opened and poured, the clock starts.

  • Opened Champagne or sparkling wine: Re-cork with a Champagne stopper and refrigerate. Best within 1 to 2 days. It will slowly lose fizz no matter what, but a stopper helps a lot.
  • Crème de cassis: Store tightly capped in a cool, dark place. For best flavor, aim to use it within several months to a year after opening (sooner is better). If you want to stretch freshness, refrigerate it, and keep it tightly sealed.
  • Batching tip: If you are serving a crowd, pre-measure cassis into each flute, then top with bubbles right before serving. Do not pre-mix in a pitcher unless you like flat sadness.

Common Questions

What is the difference between Kir and Kir Royale?

Kir is crème de cassis topped with dry white wine (often Bourgogne Aligoté, or another crisp Burgundian-style white). Kir Royale swaps the still wine for Champagne or another dry sparkling wine, which makes it more festive and more bubbly.

What is the best ratio for a Kir Royale?

Think of this as a great starting point, not a single sacred rule. I like 1/2 ounce cassis topped with 4 to 5 ounces Champagne in a flute. If you want it sweeter or more berry-forward, go up to 1 ounce cassis. Past that, it starts to taste like adult fruit punch.

Do you put cassis in first or Champagne first?

You will see it done both ways. I usually do cassis first, then gently top with Champagne. It mixes naturally without much fuss, and you do not have to aim a tiny stream of cassis into a full glass. If you are very bubble-protective, you can pour Champagne first and then add cassis slowly down the side of the glass. Either way, go gentle and skip aggressive stirring.

Can I use Prosecco or Cava instead of Champagne?

Absolutely. Champagne is traditional, but any brut (dry) sparkling wine works well. A brut Prosecco makes a softer, fruitier Kir Royale. Cava is crisp and often a great value. Avoid demi-sec unless you reduce the cassis, because sweet plus sweet gets cloying fast.

What can I use instead of crème de cassis?

If cassis is hard to find, try crème de framboise (raspberry) or crème de mûre (blackberry). In a pinch, a small spoon of blackcurrant jam thinned with a splash of warm water can work, but it will be cloudier and less seamless than liqueur.

Should I stir a Kir Royale?

Usually no. Build it gently and let it mingle. If the cassis is stubbornly sitting at the bottom, do one small swirl of the glass, not a full stir.

The first time I made a Kir Royale at home, I was trying to do that thing where you host without looking like you tried too hard. I had exactly two wins in my arsenal: cold bubbles and a tiny bottle of cassis I bought because it sounded like something a confident adult would own.

I poured a little too much cassis, watched it bloom up through the Champagne like a pink tide, and thought, yep, this is either going to be brilliant or aggressively sweet. It was brilliant. Now I treat it like my go-to move when dinner is simple but I still want the table to feel special. Two ingredients, zero drama, and everyone suddenly sits up straighter.