Protein Iced Coffee

If you’re like me, you probably need a little boost in the morning to get going, and coffee is my go-to, but sometimes I need more than just caffeine — I need something filling that can help me power through the day, especially after a workout or on those busy mornings. That’s when I started adding protein to my iced coffee, and let me tell you, it was a game-changer.

At first, I wasn’t sure how it would taste. Mixing protein powder with coffee? It sounded weird. But after trying a few versions, I found a simple recipe that not only tastes great but also keeps me full and focused. Now it’s one of my favorite morning drinks — and the best part? It takes less than 5 minutes to make!

I love that it’s customizable too. You can make it sweet or not-so-sweet, creamy or strong, depending on your mood or what ingredients you have on hand. Plus, it’s way cheaper than buying those fancy protein drinks at the store or coffee shop.

This recipe is perfect for anyone who wants to save money, stay healthy, and enjoy their morning brew with a little extra fuel.

If you’ve been looking for a way to combine your love for coffee with your protein goals, you’re going to love this. Let me show you exactly how I make it and share a few tips to get the texture and flavor just right.

What is Protein Iced Coffee?

Protein iced coffee is exactly what it sounds like — your favorite cold coffee mixed with a good dose of protein. It’s the perfect drink when you want something refreshing, energizing, and filling all at once. Instead of grabbing a sugary iced latte or skipping breakfast, you get the best of both worlds: caffeine to wake you up and protein to keep you going.

You can use brewed coffee or cold brew and blend it with your favorite protein powder. Some people use ready-to-drink protein shakes and pour them over ice with coffee. It’s super versatile, and there’s no “right” way to make it. You can play around with flavors like vanilla, chocolate, caramel, or mocha, depending on what you like or what you have on hand.

Why You’ll Love It

• It’s quick and easy to make. You only need a few ingredients and a blender or shaker bottle.
• It’s budget-friendly. No need to buy expensive protein drinks or iced coffees from the store.
• It keeps you full longer. Great for busy mornings or post-workout fuel.
• It’s customizable. Use your favorite coffee, milk, or protein flavor to make it just how you like.
• It tastes like a treat. Creamy, cold, and satisfying — like a fancy iced latte but healthier.

Ingredient List

• 1 cup brewed coffee (cooled or cold brew)
• 1 scoop protein powder (vanilla or chocolate works best)
• 1/2 cup milk or milk alternative (almond, oat, or regular milk)
• 1–2 teaspoons sweetener (optional – honey, maple syrup, or stevia)
• 1/2 cup ice cubes
• 1/4 teaspoon vanilla extract (optional, for extra flavor)

Ingredient Notes

• I always use cold brew when I can — it’s smoother and less bitter.
• Whey protein blends best, but plant-based works too — just shake or blend well.
• Don’t skip the vanilla extract! It adds a café-style flavor that makes it taste fancy.
• Use unsweetened almond milk if you want to keep it light and low-calorie.
• If your protein powder is already sweet, skip the extra sweetener.

Kitchen Tools Needed

• Blender or shaker bottle – For getting everything smooth and lump-free. I love using a small NutriBullet because it’s fast and easy to clean.
• Measuring cup and spoon – Helps you get the right balance of ingredients. I use basic stainless steel ones — they last forever.
• Tall glass or mason jar – For serving. I like mason jars because they look cute and come with lids in case I need to take it on the go.
• Straw (optional) – Makes it feel like a treat! I use a reusable metal straw to keep it eco-friendly and chilled.
• Spoon or mini whisk (if not blending) – Great for mixing if you don’t want to pull out the blender.

Instructions

Step 1: Brew and Cool Your Coffee

• Brew 1 cup of your favorite coffee. You can use a coffee maker, French press, or instant coffee — whatever you prefer.
• Let it cool to room temperature if it’s hot. You can also pop it in the fridge or freezer for a few minutes to chill faster.
  Pro Tip: Use cold brew if you want a smoother, less bitter flavor and no waiting time.

Step 2: Add Ingredients to Blender or Shaker

• Pour the cooled coffee into your blender or shaker bottle.
• Add 1 scoop of protein powder (vanilla or chocolate works great).
• Add 1/2 cup of your milk or milk alternative.
• Toss in 1–2 teaspoons of sweetener, if using. Taste later and adjust as needed.
• Optional: Add 1/4 teaspoon of vanilla extract for extra flavor.

Pro Tip: If you’re using a shaker bottle, add the protein powder last to help prevent it from sticking to the bottom.

Step 3: Blend or Shake It Up

• Blend everything on high for 20–30 seconds until completely smooth.
• If using a shaker bottle, shake vigorously for 30–60 seconds. Make sure the lid is tight!

Pro Tip: If your protein powder clumps easily, blending works better than shaking.

Step 4: Add Ice and Serve

• Fill a tall glass or mason jar halfway with ice cubes.
• Pour the blended coffee mixture over the ice.
• Give it a quick stir and pop in a straw if you like.

Step 5: Taste and Adjust (Optional)

• Take a sip and see if it needs more sweetness, milk, or ice.
• You can also sprinkle a little cinnamon or cocoa powder on top for a café-style touch.

Pro Tip: If it feels too thick, add a splash of extra milk and stir — it’ll smooth out instantly.

Tips and Tricks for Success

• Use cold ingredients for the best iced texture — warm coffee will melt your ice too fast.
• Blend instead of stir if your protein powder tends to clump or feel gritty.
• Start with less sweetener, then add more if needed — some protein powders are already pretty sweet.
• Use a high-quality protein powder you enjoy drinking. If it tastes good in water or milk, it’ll taste great in coffee.
• Rinse your blender or shaker right away after using — dried protein powder is a pain to clean!

Ingredient Substitutions and Variations

• No protein powder? Use a ready-made protein shake instead of milk — just blend with coffee and ice.
• Dairy-free? Use almond, oat, soy, or coconut milk. All work great and add their own twist.
• Want it creamier? Add a splash of half-and-half or a spoonful of Greek yogurt before blending.
• Try flavor twists like cinnamon, cocoa powder, or a drop of peppermint extract for a seasonal vibe.
• No blender? Mix everything in a shaker bottle or stir well in a jar with a tight lid — just shake longer to get it smooth.

Serving Suggestions

• Morning pick-me-up – I love sipping this first thing in the morning, especially when I’m not ready to eat a full breakfast yet.
• Post-workout boost – It’s perfect right after the gym when you need protein but still want something refreshing and energizing.
• Afternoon snack – When I hit that 3 p.m. slump, this protein iced coffee gives me a boost without feeling too heavy.
• With a light breakfast – I usually pair it with a slice of toast and peanut butter or a banana for a quick, balanced meal.
• Blended like a frappe – If I want to treat myself, I add extra ice and blend it longer until it’s thick and frosty — like a healthy coffee milkshake!

Storage and Reheating Instructions

• Store leftovers in the fridge for up to 1 day in a sealed mason jar or bottle.
• Shake or stir before drinking again since the protein might settle at the bottom.
• Don’t freeze it – the texture gets weird and grainy once thawed.
• No reheating needed – this is meant to be served cold. If you prefer it warm, skip the ice and heat the coffee before blending.
• Make a double batch in the morning and store the second serving for later — it’s a time-saver!

Frequently Asked Questions

Can I use hot coffee instead of cold?

You can, but it’s best to let it cool first. Adding protein powder to hot coffee can make it clumpy or gritty. Let it chill or use cold brew for a smoother drink.

What kind of protein powder works best?

Whey protein blends the easiest and has a creamy texture, but plant-based protein powders work too — just blend a little longer for a smoother result.

Is this drink good for weight loss?

Yes! It can be a great low-calorie, high-protein option — especially if you’re using unsweetened milk and skipping extra sugar. It keeps you full and cuts cravings.

Can I make it the night before?

Totally! Just mix it up, skip the ice, and store it in the fridge. Add fresh ice and give it a good shake or stir before drinking.

How do I make it without a blender?

Use a shaker bottle or a mason jar with a tight lid and shake it well. It may not be as smooth, but it still works.

Can I add extras like collagen or fiber?

Absolutely! Collagen mixes in great with coffee. You can also toss in a spoonful of chia seeds or flaxseed for a little boost.

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Did you try this recipe? Let me know in the comments how it turned out!

Don’t forget to share your photos on Instagram and tag me (@tasiahub_) or use the hashtag (#tasiahub). I’d love to see your creations!