How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Cooper'S Union Cocktail ?

You need 7 ingredients. The key ingredients include: 3/4 ounce (1 1/2 tablespoons) fresh pink grapefruit juice, 1/2 ounce (1 tablespoon) fresh lemon juice, 3/4 ounce (1 1/2 tablespoons) simple syrup (see cooks' note, below), 3/4 ounce (1 1/2 tablespoons) St-Germain elderflower liqueur, and more.

Is Cooper'S Union Cocktail suitable as general?

Yes, Cooper'S Union Cocktail falls under the General category and is a great choice for this type of meal.

How do I store leftover Cooper'S Union Cocktail ?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Cooper'S Union Cocktail Recipe

Name: Cooper'S Union Cocktail
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3/4 ounce (1 1/2 tablespoons) fresh pink grapefruit juice; 1/2 ounce (1 tablespoon) fresh lemon juice; 3/4 ounce (1 1/2 tablespoons) simple syrup (see cooks' note, below); 3/4 ounce (1 1/2 tablespoons) St-Germain elderflower liqueur; 3 drops orange-flower water; 1 ounce (2 tablespoon) Prairie Vodka; 1/4 cup plus 2 tablespoons Gruet Brut sparkling wine, chilled

Try this homemade Cooper'S Union Cocktail recipe the whole family will love. Made with lemon juice, simple syrup, St and orange-flower. Easy step-by-ste…

This Cooper'S Union Cocktail relies on simple, everyday ingredients such as drops orange-flower water and (2 tablespoon) prairie vodka. It comes together quickly and makes 4 servings, at about 40 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 General

Servings: persons

3/4 ounce (1 1/2 tablespoons) fresh pink grapefruit juice
1/2 ounce (1 tablespoon) fresh lemon juice
3/4 ounce (1 1/2 tablespoons) simple syrup (see cooks' note, below)
3/4 ounce (1 1/2 tablespoons) St-Germain elderflower liqueur
3 drops orange-flower water
1 ounce (2 tablespoon) Prairie Vodka
1/4 cup plus 2 tablespoons Gruet Brut sparkling wine, chilled

Frequently Asked Questions

Quick Info

Servings
4 servings
Calories
40 kcal
Category
General

Eats Now Editorial Team

Recipe developed & tested in-house

Passionate cooks who develop and test new recipes every day – from quick weeknight dinners to special occasion feasts.

Reviewed by the Eats Now Kitchen Team

More about our team →

Cooper'S Union Cocktail

Tips for the best results

Variations & substitutions

My Personal Notes

How did you like this recipe?

Frequently Asked Questions