This Hazelnut Protein Latte blends bold espresso, creamy vanilla protein milk, and sweet hazelnut flavor over ice.
It tastes nutty and smooth, with a little crunch from toasted hazelnuts on top.
Mixing the protein powder with cold milk first helps keep the drink smooth.
You only need a few minutes and a handful of ingredients.
Why I Love This Recipe
Hazelnut and coffee make such a cozy pair, even in an iced drink. Vanilla protein powder adds body and a soft sweetness, so this latte feels creamy without a heavy topping. A small sprinkle of toasted hazelnuts gives it a cafe-style finish with very little work.
- Nutty coffee flavor: Hazelnut syrup brings sweetness and a clear hazelnut taste.
- Simple method: A shaker mixes the milk and powder before the coffee goes in.
- Easy to adjust: Use decaf espresso or your favorite milk.
- A little crunch: Toasted hazelnuts add texture to each sip.
What You’ll Need
- Servings: 1
- Prep Time: 7 minutes
- Cook Time: 0 minutes
- Total Time: 7 minutes
- Serving Glass: A 16-ounce clear, straight-sided drinking glass
- 1/2 cup cold 2% milk
- 1 scoop vanilla whey protein powder, about 30 g, providing about 24 g protein; choose a powder intended for mixing into cold drinks
- 1 tablespoon hazelnut syrup, regular sweetened coffee syrup
- 2 ounces brewed espresso, cooled until no longer hot
- 3/4 cup clear ice cubes
- 1 teaspoon finely chopped toasted hazelnuts, for topping
Use ready-to-use toasted hazelnuts to keep preparation quick. A fine chop makes the topping easier to sip around. The syrup supplies most of the hazelnut flavor; the nuts add aroma and crunch.
Tools You Need
- Espresso machine or another way to brew concentrated coffee
- Small heat-safe cup for the espresso
- Protein shaker with a mixing ball and secure lid
- Measuring cup and measuring spoons
- Kitchen scale for protein powder, if needed
- A 16-ounce clear, straight-sided drinking glass
- Spoon
How to Make Hazelnut Protein Latte
Start with cold milk and let the espresso lose its heat before combining them.
Step 1: Brew and Cool the Espresso
Brew 2 ounces espresso into a small heat-safe cup.
Set the cup in a bowl of cold tap water, keeping the water outside the cup, for about 3 minutes, or until the espresso is no longer hot. This water is only a cooling bath and does not go into the drink.
Step 2: Mix the Protein Milk
Add 1/2 cup cold 2% milk, 1 scoop vanilla whey protein powder, about 30 g, and 1 tablespoon hazelnut syrup to a protein shaker.
Close the lid securely and shake for 30 seconds, until smooth with no dry pockets.
Let the mixture settle for 30 seconds so the thickest bubbles can soften.
Step 3: Build the Iced Latte
Place 3/4 cup clear ice cubes in the serving glass.
Pour all the protein milk mixture from Step 2 over the ice.
Slowly pour the 2 ounces cooled espresso from Step 1 into the glass.
Stir with a spoon until the coffee and milk are evenly mixed.
Step 4: Add the Hazelnut Topping
Scatter 1 teaspoon finely chopped toasted hazelnuts over the thin frothy surface.
Serve right away while the ice is firm and the topping still has some crunch.
Why This Recipe Works (Quick Science)
Shaking protein powder with cold milk helps wet and spread the powder before it meets the coffee. It is easier to work out dry pockets at this stage than after adding ice. Cooling the espresso also limits sudden heat exposure, which can make some protein powders turn grainy.
Hazelnut syrup mixes into the liquid, so the nutty sweetness reaches the whole drink. The toasted nuts add a different texture and a roasted aroma at the surface. Ice chills the drink and slowly softens the strength of the espresso as it melts.
Common Mistakes to Avoid
- Adding dry powder to espresso: Mix the powder with cold milk first to reduce lumps.
- Using espresso straight from the machine: Let it cool before it touches the protein milk.
- Skipping the scoop weight: Scoop sizes vary. Measure about 30 g and check the label for its protein content.
- Using large nut pieces: Finely chopped hazelnuts are easier to enjoy with the drink.
- Leaving it to sit over ice: Melting ice thins the latte, and the nuts lose their crunch.
- Overfilling the glass: Use the listed glass size and leave space for stirring.
Substitutions and Variations
- Decaf: Replace the espresso with the same amount of decaf espresso.
- No espresso machine: Use 2 ounces of very strong brewed coffee, cooled. The coffee flavor may be gentler.
- Dairy-free: Use the same amount of unsweetened soy milk and a vanilla plant protein powder designed for cold drinks. Texture and nutrition will change.
- Less sweet: Use 2 teaspoons hazelnut syrup instead of 1 tablespoon. Protein powders differ in sweetness, so adjust the syrup to suit yours.
- Sugar-free syrup: Replace the regular syrup with the same amount of sugar-free hazelnut syrup if you like its flavor. Recalculate nutrition using its label.
Make-Ahead Tips
Mix the protein milk up to 24 hours ahead and refrigerate it in a sealed container. Keep the cooled espresso in a separate covered container in the refrigerator. Shake the protein milk again, then add ice, coffee, and the topping just before serving.
The finished latte is best enjoyed as soon as it is made. If it separates briefly, stir it again. Avoid freezing the assembled drink, since the texture can become grainy when thawed.
What to Serve With Hazelnut Protein Latte
- Whole-grain toast: A simple match for the sweet, nutty coffee.
- Banana slices: Their mellow flavor works well with vanilla and hazelnut.
- Plain oatmeal: Let the latte bring the sweetness alongside a warm bowl.
- A buttery croissant: A crisp pastry makes a nice cafe-style pairing.
Macros Information
Estimated per serving, using regular hazelnut syrup, 2% milk, and a vanilla whey powder with about 24 g protein per 30 g scoop:
- Calories: 255 kcal
- Protein: 29 g
- Carbohydrates: 25 g
- Fat: 6 g
- Saturated Fat: 2 g
- Fiber: 0.5 g
- Sugar: 22 g
- Sodium: 180 mg
These values are estimates. Milk, syrup, and protein powder brands can change the totals.
Frequently Asked Questions (FAQ)
Q: Can I make this without an espresso machine?
A: Yes. Replace the espresso with 2 ounces of very strong brewed coffee and cool it first. A moka pot also makes a useful concentrated coffee base.
Q: What protein powder works best?
A: Vanilla whey powder that mixes well with cold milk is a straightforward choice. Use about 30 g rather than assuming every scoop weighs the same.
Q: Can I use a ready-made protein shake?
A: Yes, but it changes the recipe. Replace both the milk and powder with 3/4 cup vanilla ready-to-drink protein shake, then add the listed syrup and espresso. Check sweetness before using all the syrup. Protein content will depend on the shake.
Q: Why is my latte grainy?
A: The powder may not have mixed fully, or the coffee may have been too warm. Shake the powder with cold milk first and cool the espresso before adding it.
Q: Does this latte taste strongly of hazelnut?
A: The syrup provides the main hazelnut flavor, with toasted nuts adding aroma. Syrup brands vary, so choose one you already enjoy in coffee.
Q: Can I make it without dairy?
A: Yes. Use soy milk and a vanilla plant protein powder in the same listed amounts. You may need a little more shaking, and the finished texture may be thicker.
Q: Can I leave off the nuts?
A: Yes. The syrup still provides hazelnut flavor. For a nut allergy, check the syrup and every other ingredient carefully; removing the topping alone does not establish that the drink is suitable.
Q: Can I make this as a warm latte?
A: This recipe is designed for cold mixing and serving over ice. A warm version needs a powder approved by its maker for warm drinks and a gentler heating method; do not heat the assembled iced latte.
Q: Do I need to blend the ice?
A: No. Keep the ice cubes whole for an iced latte. Blending changes it into a thicker frozen coffee drink.
Final Thoughts
Hazelnut Protein Latte brings together creamy vanilla milk, bold coffee, and a sweet nutty finish in a simple iced drink. Start with well-mixed protein milk, cool the espresso, and save the toasted hazelnuts for the end. Leave a comment with your favorite coffee and hazelnut pairing. Happy sipping!
