Butterfly Pea Flower Cold Foam
Updated Mar 01, 2025
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Top your favorite iced drink with this frothy blue cold foam. It’s so easy to make it at home with 3 ingredients in just 2 minutes.

Blue Cold Foam
Butterfly pea flower is naturally deep blue-purple in color. The dried flowers can be steeped in water to make an herbal tea. I took the dried flowers and first made the simple syrup, then this cold foam, which is light blue in color from the butterfly pea flowers.
Cold foam is a pourable drink topping and it can be used in addition to or as a replacement for milk or cream in an iced beverage. Use this cold foam to top iced drinks, like butterfly pea flower bubble tea or iced butterfly pea flower latte. It’s such a pretty drink!
Recipe Summary
- Made by frothing together chilled heavy cream, milk, and homemade butterfly pea flower syrup, this cold foam is a creamy topping for iced drinks.
- Can easily be made at home using a French press or with an electric milk frother.
- The recipes makes 1 serving.
RELATED: 12 Easy Cold Foam Recipes
Ingredient Notes

- Heavy cream: An essential ingredient, heavy cream gives cold foam its rich and frothy texture.
- 2% milk: Milk helps thin out the cream to make cold foam pourable. Starbucks uses 2% milk, but feel free to use any milk of your choice.
- Homemade butterfly pea flower syrup: This homemade simple syrup flavored with butterfly pea flower tea adds flavor and sweetness.
For full ingredients and detailed instructions, please see the recipe card at the bottom of the post.
Step-by-Step Instructions

Step 1: Put all the ingredients into a French press.

Step 2: Place the lid and move the plunger up and down. Liquid will increase in volume.
Recipe Notes
Make the butterfly pea flower syrup first.
A blue syrup made with water, sugar, and butterfly pea flower tea. Make this first.
Use an electric milk frother.
An electric milk frother can be used in place of a French press. Just make sure there’s a cold setting so that it doesn’t heat the heavy cream and milk.
Don’t overfill or underfill the French press.
If it’s underfilled, the plunger won’t be able to touch the liquids before moving up and down and won’t froth. The cold foam also increases in volume as you pump the plunger, so be careful not to overfill.
Expert Tips
- Cold foam shouldn’t be used in hot drinks since it’ll instantly melt into the drink.
- Alternative milks can also be frothed to replace the heavy cream, but the resulting cold foam will be thin and runny.
- Leftover cold foam can be left in the French press and stored in the refrigerator for up to 2 days. Just give it a few pumps before serving since it loses some of its volume.
- To simplify the recipe, you can use half & half, which consists of a 1:1 ratio of heavy cream and milk. Replace the heavy cream and milk with ⅓ cup half & half.
RELATED: Lavender Cold Foam

Related
- Vanilla Sweet Cream Cold Foam
- Strawberry Cold Foam
- Bubble Tea with Cold Foam
- Matcha Cold Foam
- Hibiscus Cold Foam
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Butterfly Pea Flower Cold Foam
Ingredients
- ¼ cup heavy cream
- 2 tablespoons 2% milk
- 2 tablespoons butterfly pea flower syrup
Instructions
- Put all ingredients into a French press.
- Place the lid on the French press and move plunger up and down 40 times.The cold foam will increase in volume. Pour cold foam on top of an iced drink and serve immediately.
Notes
- Alternative milks can also be frothed to replace the heavy cream, but the resulting cold foam will be thin and runny.
- Leftover cold foam can be left in the French press and stored in the refrigerator for up to 2 days. Just give it a few pumps before serving since it loses some of its volume.
- To simplify the recipe, you can use half & half, which consists of a 1:1 ratio of heavy cream and milk. Replace the heavy cream and milk with ⅓ cup half & half.
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.











