I’ll guide you through making this Blue Raspberry Syrup from scratch, ensuring that every drop carries not just the essence of blue raspberry but also the love and care imbued by personal touch.
Table of Contents
How to make Blue Raspberry Syrup
Blue Raspberry Syrup is a sweet, brightly colored syrup flavored to taste like “blue raspberry”—a popular artificial flavor that’s tangy, sweet, and slightly tart. Despite the name, blue raspberries don’t exist in nature.
Ingredients
- Fresh or Frozen Raspberries – 2 cups
- Granulated Sugar – 1 cup
- Water – 1 cup
- Blue Food Coloring – Optional (4–6 drops)
- Lemon Juice – 1 tablespoon
- Vanilla Extract (Optional) – ½ teaspoon
Instructions
Prepare the Raspberries:
- Rinse the raspberries under cold water to remove any debris.
- If using frozen raspberries, let them thaw for about 10–15 minutes before use.
Cook the Raspberries:
- In a medium saucepan, combine the raspberries and water.
- Bring the mixture to a gentle boil over medium heat, stirring occasionally.
Extract the Juice:
- Once the raspberries are softened (approximately 5–7 minutes), mash the mixture using a fork or potato masher to release the juices.
- Lower the heat and simmer for an additional 3–5 minutes.
Strain the Mixture:
- Using a fine-mesh sieve or cheesecloth, strain the raspberry mixture into a clean bowl to remove seeds and pulp. Press firmly to extract as much liquid as possible.
- Discard the solids.
Make the Syrup Base:
- Return the strained juice to the saucepan. Add sugar and stir until fully dissolved.
- Add lemon juice for tang and optional vanilla extract for depth.
Simmer:
- Simmer the syrup over low heat for about 10 minutes, stirring occasionally. Cook until it thickens slightly.
Add Blue Food Coloring:
- Remove the syrup from heat and stir in 4–6 drops of blue food coloring to achieve the desired color. Adjust as needed.
Cool and Store:
- Transfer the syrup to a glass jar or bottle and let it cool to room temperature. Store in the refrigerator for up to 2 weeks.
Tips for Success
- Use High-Quality Raspberries: Fresh raspberries yield a better flavor. If using frozen, ensure they are sourced from reputable brands.
- Adjust Sugar Levels: Taste the syrup after adding sugar and adjust based on your preferences. Less sugar will yield a tangier result.
- Keep the Heat Low During Simmering: High heat can burn the mixture and ruin the flavor. Stay patient!
- Color Consistency: If you want a richer blue color, add food coloring gradually. Be careful not to overdo it.
- Sterilize Storage Containers: To prolong the shelf life, sterilize the jars or bottles before transferring the syrup.
- Experiment with Add-Ons: Add a pinch of citric acid if you want a sharper tart flavor reminiscent of candy.
What to serve with
Blue Raspberry Syrup is a showstopper with its dazzling color and delightful sweet-tart flavor profile. Its versatility means it can be the star of the show or an excellent supporting cast member to a variety of dishes.
Desserts:
- Ice Cream & Frozen Treats: Pour blue raspberry syrup over vanilla ice cream for a beautiful contrast or drizzle it on sorbet for an extra fruit punch. It can also be layered in popsicles for a fun and fruity frozen treat.
- Cheesecake: A white or vanilla cheesecake can serve as an excellent canvas for your blue raspberry syrup, creating a stunning visual and a perfectly melded combination of flavors.
- Panna Cotta & Mousse: The creamy and subtle flavors of panna cotta or a light mousse can be elevated by drizzling blue raspberry syrup on top.
- Pancakes & Waffles: Move over, maple syrup! Smother pancakes or waffles with blue raspberry syrup for a breakfast that’s bursting with color and flavor.
- Lemon Pound Cake: The zesty flavor of lemon cake paired with the sweet tang of blue raspberry syrup makes a refreshing and delightful pairing.
Beverages:
- Sodas & Sparklers: Mix the syrup into carbonated water or club soda to create a custom blue raspberry soda. Add a squeeze of fresh lemon or lime juice for an extra zest.
- Cocktails & Mocktails: Brighten up spirits like vodka, gin, or rum with a splash of blue raspberry syrup. Combine with other mixers for a cocktail, or use it in mocktails for a non-alcoholic treat.
- Tea & Lemonade: Sweeten iced tea or lemonade with blue raspberry syrup for a color twist and flavor boost. You can even create layered drinks for a stunning visual effect.
- Milkshakes & Smoothies: Blend the syrup into milkshakes or smoothies for a fruity twist. The syrup mixes well with berries and other summer fruits.
Ingredients Substitutes
Creating Blue Raspberry Syrup at home can be a fun and rewarding endeavor. Sometimes, though, you might find yourself missing an ingredient or two. Luckily, there are several substitute options available for the typical components of homemade blue raspberry syrup.
Raspberries (or Artificial Blue Raspberry Flavor)
Substitutes for Fresh Raspberries: If fresh raspberries are not available, you can use frozen raspberries without any need for adjustment. In a pinch, other berries like blueberries or blackberries can serve as a substitute, though the flavor profile will shift slightly.
Substitutes for Blue Raspberry Flavor: If you’re aiming for that distinctly vibrant blue raspberry taste found in commercial products but don’t have access to artificial blue raspberry flavoring, consider mixing the raspberry extract with a touch of blue food coloring. While this won’t replicate the exact “blue raspberry” taste (which is a creation of the food industry), combining raspberry flavor with a vivid blue appearance can create a similar visual and somewhat comparable taste experience.
Sugar
Substitutes for Granulated Sugar: Granulated white sugar is the standard for syrups, but if you’re out, you can use light brown sugar. This will slightly alter the flavor, adding a hint of molasses. Honey or maple syrup can also be used as natural sweeteners, but keep in mind that they will introduce their distinct flavors and possibly affect the syrup’s consistency.
Water
Substitutes for Water: Generally, there’s no need to substitute water as it’s the universal solvent, but for a twist, you can use clear fruit juices like apple or white grape for part of the water to add depth to the flavor profile.
Citric Acid (for Tartness)
Substitutes for Citric Acid: If citric acid is not readily available to give your syrup that tart zing, lemon or lime juice can be a good substitute. They add tartness while complementing the raspberry’s fruity flavor. Start with a small amount and adjust to taste.
Blue Food Coloring
Substitutes for Blue Food Coloring: If you’re aiming to achieve the vibrant blue hue of blue raspberry syrup without artificial coloring, consider natural options like spirulina powder or butterfly pea flower tea. Both offer natural blue pigmentation. Keep in mind that the intensity of color and the potential for flavor impact varies, so start with a small quantity and adjust as needed.
Final Thoughts
Blue Raspberry Syrup isn’t just a treat for the palate but also for the eyes. Use it to bring a pop of color and a burst of fruity flavor to your table, elevating the ordinary to something extraordinary.

Ingredients
- Fresh or Frozen Raspberries - 2 cups
- Granulated Sugar - 1 cup
- Water - 1 cup
- Blue Food Coloring - Optional (4–6 drops)
- Lemon Juice - 1 tablespoon
- Vanilla Extract (Optional) - ½ teaspoon
Instructions
Prepare the Raspberries:
- Rinse the raspberries under cold water to remove any debris.
- If using frozen raspberries, let them thaw for about 10–15 minutes before use.
Cook the Raspberries:
- In a medium saucepan, combine the raspberries and water.
- Bring the mixture to a gentle boil over medium heat, stirring occasionally.
Extract the Juice:
- Once the raspberries are softened (approximately 5–7 minutes), mash the mixture using a fork or potato masher to release the juices.
- Lower the heat and simmer for an additional 3–5 minutes.
Strain the Mixture:
- Using a fine-mesh sieve or cheesecloth, strain the raspberry mixture into a clean bowl to remove seeds and pulp. Press firmly to extract as much liquid as possible.
- Discard the solids.
Make the Syrup Base:
- Return the strained juice to the saucepan. Add sugar and stir until fully dissolved.
- Add lemon juice for tang and optional vanilla extract for depth.
Simmer:
- Simmer the syrup over low heat for about 10 minutes, stirring occasionally. Cook until it thickens slightly.
Add Blue Food Coloring:
- Remove the syrup from heat and stir in 4–6 drops of blue food coloring to achieve the desired color. Adjust as needed.
Cool and Store:
- Transfer the syrup to a glass jar or bottle and let it cool to room temperature. Store in the refrigerator for up to 2 weeks.
2 comments
This is barely a recipe, you want to teach people how to make blue raspberry flavour, and all you do is tell us to use a blue raspberry flavour that’s already been made. You’ve taught nothing.
Hi, so sorry about that. The recipe has been updated