Cake Batter Protein Shake

If you love sweet, creamy shakes that taste like birthday cake but still pack a protein punch, this Cake Batter Protein Shake is for you! It’s thick, smooth, and has that classic vanilla cake flavor—but without all the sugar.

Perfect for post-workout, breakfast, or when you just want a fun treat that’s secretly good for you.

Let’s blend up some birthday vibes!

What You’ll Need

  • 1 cup milk (dairy or non-dairy)
  • 1 scoop vanilla protein powder
  • ½ frozen banana (for extra creaminess)
  • 1 tbsp almond flour or oat flour (for that cake batter texture!)
  • ½ tsp butter extract (the secret to real cake flavor!)
  • ½ tsp vanilla extract
  • 1 tbsp sugar-free vanilla pudding mix (optional, but makes it extra thick!)
  • ½ cup ice cubes
  • 1 tbsp rainbow sprinkles (for fun! 🎉)

For Toppings (Optional but Highly Recommended!):

  • Whipped cream
  • Extra rainbow sprinkles
For Toppings (Optional but Highly Recommended!):

Pro Tips

  1. Use frozen banana! It makes the shake extra thick and creamy.
  2. Want it even thicker? Add ½ cup Greek yogurt or more ice.
  3. Make it dairy-free! Use almond, oat, or coconut milk.
  4. No butter extract? Use a tiny bit of melted butter or coconut oil for richness.
  5. More protein? Add a spoonful of cottage cheese—it blends perfectly!

Tools You’ll Need

  • Blender
  • Tall glass
  • Spoon for sprinkling

Substitutions & Variations

  • No protein powder? Use ½ cup Greek yogurt instead.
  • Want it sweeter? Add ½ tbsp honey or maple syrup.
  • Extra indulgent? Blend in ½ tbsp white chocolate chips!

Instructions

Step 1: Rim the Glass (Optional but Fun!)

Dip the rim of the glass in water, then coat it with rainbow sprinkles.

Step 1: Rim the Glass (Optional but Fun!)

Step 2: Add Ingredients to Blender

In a blender, add milk, vanilla protein powder, banana, almond flour, butter extract, vanilla extract, vanilla pudding mix, and ice cubes.

Step 2: Add Ingredients to Blender

Step 3: Blend Until Smooth

Blend on high for 30 seconds until thick and creamy.

Step 3: Blend Until Smooth

Step 4: Pour Into Glass

Pour the thick shake into the prepared glass.

Step 4: Pour Into Glass

Step 5: Garnish & Serve

Top with whipped cream and extra rainbow sprinkles!

Step 5: Garnish & Serve

Leftovers & Storage

  • Best enjoyed fresh!
  • If making ahead, store in the fridge for up to 24 hours and shake before drinking.

Wrap-Up

And that’s it—your Cake Batter Protein Shake is ready to sip! It’s sweet, creamy, and packed with birthday cake flavor, all while giving you a protein boost. Try it out, take a pic, and let me know how it turned out. Cheers! 🎂🥤✨

Recipe Details

  • Prep time: 5 minutes
  • Cook/Chill time: 0 minutes
  • Total time: 5 minutes
  • Servings: 1
  • Calories: ~290 kcal (approx.)

Nutrition (Approximate)

NutrientAmount
Calories~290 kcal
Sugar~14 g
Fat~8 g
Protein~27 g

Frequently Asked Questions

What does butter extract do?

It gives an authentic cake batter flavor that vanilla alone can’t replicate.

Can I skip the pudding mix?

Yes — it just makes the shake extra thick; the shake still works well without it.

Can I use a different protein powder?

Yes — vanilla or cake batter-flavored protein powder work best here.

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