Looking for a refreshing, protein-packed treat? This Ninja Slushi Protein Milkshake is creamy, delicious, and perfect for a quick post-workout boost or a guilt-free indulgence anytime.

Ninja Slushi Protein Milkshake in a glass with a straw, creamy and ready to enjoy.
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If you love a great milkshake, nothing makes them better than the Ninja Slushi Machine, with just a few ingredients, you can make this treat for your family and friends.

My kids love a great milkshake and making them in the Ninja Slushi Machine is amazing!

Adding a few scoops of protein powder, makes this milkshake the perfect way to get protein, and it’s perfect for an afterwork drink.

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Ingredients You’ll Need

Ingredients needed for Ninja Slushi Protein Milkshake on kitchen table.
  • Core Power or Fairlife Protein Shakes – Provides creamy, high-protein base for the milkshake.
  • Heavy Cream – Adds richness and velvety texture to the shake.
  • Protein Powder – Delivers peanut flavor with lower fat content.
  • Vanilla – Enhances flavor with a sweet, aromatic touch.

How to Make a Ninja Slushi Protein Milkshake

Make a creamy, protein-packed Ninja Slushi Milkshake in minutes! Perfect for a post-workout treat or quick breakfast, this chocolate-peanut butter shake is smooth, delicious, and easy to whip up.

Step 1: Pour 2 bottles of Core Power or Fairlife protein shakes into a large mixing bowl or blender. Add heavy cream, protein powder, and 1 teaspoon of vanilla. Mix or blend all ingredients on high until fully combined and creamy, with no powder lumps remaining.

Step 2: Pour the milkshake mixture into the Ninja Slushi container, select the “Milkshake” function. Allow the machine to churn until smooth and slushy.

Step 3: Scoop into a glass, serve immediately.

Scoop the creamy, protein-packed slushy milkshake into a glass, ready to serve and enjoy immediately.

Recipe Notes And Substitutions

  • Protein Shake Options: You can use any flavored protein shakes you like—chocolate, vanilla, or even strawberry—to customize the flavor.
  • Dairy-Free: Swap heavy cream for coconut cream or oat milk for a dairy-free version.
  • Sweetness: Add a teaspoon of honey, maple syrup, or stevia if you prefer a sweeter shake.
  • Mix-Ins: Optional mix-ins like chocolate chips, cocoa nibs, or frozen banana chunks can add texture and flavor. Mix in after dispensing from the Ninja Slushi Machine.
  • Serving: Serve immediately for the best slushy texture.
Ninja Slushi Protein Milkshake in a glass, topped with optional peanut butter cups, creamy and frosty.

Recommended Equipment

Ninja Slushi Machine

Mixing Bowls That You Will Love, also known as the prettiest mixing bowls, I have ever seen!

Ninja Slushi Protein Milkshake in a glass with a straw, creamy and ready to enjoy.

Ninja Slushi Protein Milkshake

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Prep Time: 5 minutes
Cook Time: 20 minutes
Total Time: 25 minutes
Servings: 6 Servings

Description

Looking for a refreshing, protein-packed treat? This Ninja Slushi Protein Milkshake is creamy, delicious, and perfect for a quick post-workout boost or a guilt-free indulgence anytime.

Ingredients 

  • 23 ounces Protein shakes, Core Power or Fairlife
  • 4 tbsp heavy cream
  • 3 tbsp protein powder
  • 1 tsp vanilla

Instructions

  • Pour 2 bottles of Core Power or Fairlife protein shakes into a large mixing bowl or blender. Add heavy cream, protein powder, and 1 teaspoon of vanilla. Mix or blend all ingredients on high until fully combined and creamy, with no powder lumps remaining.
  • Pour the milkshake mixture into the Ninja Slushi container, select the “Milkshake” function. Allow the machine to churn until smooth and slushy.
  • Scoop into a glass, serve immediately.

Equipment

  • NInja Slushi Machine
  • Mixing Bowl
  • Whisk

Nutrition

Serving: 1ServingCalories: 117kcalCarbohydrates: 7gProtein: 8gFat: 6gSaturated Fat: 4gPolyunsaturated Fat: 0.2gMonounsaturated Fat: 2gTrans Fat: 0.1gCholesterol: 34mgSodium: 72mgPotassium: 191mgSugar: 6gVitamin A: 258IUVitamin C: 0.3mgCalcium: 173mgIron: 0.03mg

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