Keto Shamrock Shake: A Healthy St. Patty’s Day Treat

Breakfast

October 30, 2026

Keto Shamrock Shake (Dairy-Free) – vegetarian recipe

A keto shamrock shake that is dairy-free and secretly built on avocado for a thick, creamy texture. Peppermint extract and dairy-free keto vanilla protein turn it into a frosty green treat with 26 g protein and just 2 g net carbs. Whether it is St. Patrick's Day or a random Tuesday, this one earns its place in the blender.

Get ready to celebrate St. Patrick’s Day without the sugar crash! This Keto Shamrock Shake delivers all the minty, creamy goodness of the classic fast-food treat, but with a healthy, dairy-free twist. Made with avocado for an incredibly smooth texture and packed with protein, it’s the perfect guilt-free indulgence to get you in the festive spirit.

Ingredients

• ½ medium avocado, peeled and pitted
• 1 scoop dairy-free keto vanilla protein powder
• ½ cup / 120 ml (4.1 fl oz) unsweetened coconut or almond milk
• 8 ice cubes
• ⅛ teaspoon pure peppermint extract
• 5 drops natural green food coloring (optional)
• 2 tablespoons (30 ml / 1 fl oz) Coconut Milk Whipped Cream, for garnish (optional)
• 1 tablespoon (15 ml / 0.5 fl oz) sugar-free dark chocolate chips, for garnish (optional)

Instructions

1. Directions
2. Combine the avocado, protein powder, unsweetened milk, ice, peppermint extract, and food coloring, if using, in a high-speed blender.
3. Pulse until the mixture is completely smooth and creamy.
4. Pour into a 12-ounce glass and serve immediately.
5. Top with a dollop of coconut whipped cream and a sprinkle of sugar-free chocolate chips, if desired.

Nutritional Information

• Nutrition
• MAKES: 1 serving
• PREP TIME: 10 minutes
• CALORIES: 259
• FAT: 14g
• PROTEIN: 26g
• TOTAL CARBS: 7g (0.25 oz)
• FIBER: 5g
• NET CARBS: 2g (0.07 oz)

Pro Tips

• For a natural green hue, blend in a small amount of organic matcha powder or a few fresh spinach leaves—you won’t taste them!
• If your shake is too thick, add more almond milk one tablespoon at a time. For a thicker, frostier shake, add a few more ice cubes.
• Adjust sweetness to your liking by adding a few drops of liquid stevia or a teaspoon of your favorite keto-friendly sweetener before blending.
• For an extra boost of healthy fats and a richer flavor, add one tablespoon of MCT oil to the blender.

FAQ

Q: Is this Shamrock Shake recipe dairy-free
A: Yes, this Keto Shamrock Shake is completely dairy-free. It is made with unsweetened coconut or almond milk and calls for a dairy-free vanilla protein powder to ensure it fits a dairy-free lifestyle.

Q: How can I make this shake green without food coloring
A: For a natural green color, the recipe suggests blending in a small amount of organic matcha powder or a few fresh spinach leaves. These ingredients will provide a festive green hue without affecting the minty flavor.

Q: What makes this Shamrock Shake keto-friendly
A: This shake is keto-friendly because it is very low in net carbs, with only 2g (0.07 oz) per serving. It uses avocado for creaminess instead of sugary ice cream and relies on keto protein powder for sweetness, making it a perfect high-fat, low-carb treat.

Q: Can I adjust the thickness of this shake
A: Absolutely. To make a thicker, more frosty shake, simply add a few more ice cubes. If you prefer a thinner consistency, add more unsweetened almond or coconut milk one tablespoon at a time until it’s just right.

Pro Tips

  • Use a fully ripe avocado — it blends completely smooth and lets you skip the green food coloring entirely if you prefer; a little matcha powder or a few spinach leaves also give a natural green hue you cannot taste.
  • Add the milk gradually: if the shake is too thick, loosen it one tablespoon at a time; for a frostier texture, blend in a few more ice cubes.
  • Peppermint extract is potent — measure the ⅛ teaspoon carefully, and add extra a drop at a time rather than pouring freely.
  • A tablespoon of MCT oil blended in adds healthy fats and a richer mouthfeel while keeping the macros keto.
  • Serve immediately after blending; avocado-based shakes thicken as they sit and are at their creamiest straight from the blender.

Frequently Asked Questions

Can I taste the avocado in this shamrock shake?

No — the peppermint extract and vanilla protein cover it completely. The avocado is there for the thick, creamy texture that dairy would normally provide.

Is this shake keto-friendly?

One serving has 7 g total carbs with 5 g fiber, about 2 g net carbs, plus 26 g protein and 14 g fat. It works as a keto breakfast or a post-workout treat.

Can I make it without food coloring?

Absolutely. Use a small amount of organic matcha powder or a few fresh spinach leaves for a natural green color — you will not taste either one in the finished shake.

Can I make this shamrock shake ahead of time?

It is best blended fresh and served immediately. If it does sit, give it a quick re-blend with a splash of coconut or almond milk, since the avocado thickens the shake as it rests.

Recipe card below.

More Recipes You’ll Love

Keto Shamrock Shake (Dairy-Free) – vegetarian recipe
Stav Kogan

Keto Shamrock Shake (Dairy-Free)

A healthy, dairy-free Keto Shamrock Shake made with avocado for a creamy texture. This low-carb, high-protein recipe is the perfect guilt-free treat for St. Patrick's Day.
Prep Time 10 minutes
Total Time 10 minutes
Servings: 1 serving
Calories: 259

Ingredients
  

  • ½ medium avocado, peeled and pitted
  • 1 scoop dairy-free keto vanilla protein powder
  • ½ cup (120 ml / 4.1 fl oz) unsweetened coconut or almond milk
  • 8 ice cubes
  • ⅛ teaspoon pure peppermint extract
  • 5 drops natural green food coloring (optional)
  • 2 tablespoons (30 ml / 1 fl oz) Coconut Milk Whipped Cream, for garnish (optional)
  • 1 tablespoon (15 ml / 0.5 fl oz) sugar-free dark chocolate chips, for garnish (optional)
  • For a natural green hue, blend in a small amount of organic matcha powder or a few fresh spinach leaves—you won't taste them!
  • If your shake is too thick, add more almond milk one tablespoon at a time. For a thicker, frostier shake, add a few more ice cubes.
  • For an extra boost of healthy fats and a richer flavor, add one tablespoon of MCT oil to the blender.

Method
 

  1. Directions
  2. Combine the avocado, protein powder, unsweetened milk, ice, peppermint extract, and food coloring, if using, in a high-speed blender.
  3. Pulse until the mixture is completely smooth and creamy.
  4. Pour into a 12-ounce glass and serve immediately.
  5. Top with a dollop of coconut whipped cream and a sprinkle of sugar-free chocolate chips, if desired.
  6. Adjust sweetness to your liking by adding a few drops of liquid stevia or a teaspoon of your favorite keto-friendly sweetener before blending.

Nutrition

Calories: 259kcalCarbohydrates: 7gProtein: 26gFat: 14g

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