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Ultra-Creamy Key Lime Frozen Yogurt

As seen in: Sweet Treats to Satisfy Any Craving

This key lime pie frozen yogurt blends just four main ingredients for a delightfully creamy, tangy treat perfect for summer. Made with yogurt, lime juice and zest, vanilla, and sweetened condensed milk, it captures the essence of classic key lime pie without baking. Topped with crunchy graham cracker crumbs and fresh lime slices, it offers a refreshing balance of creamy and tart flavors. Easily made with or without an ice cream maker, it’s a cool and simple way to enjoy tropical citrus all season long.

A woman named Sophie is smiling and holding a plate of food.
Created By Sophie
Last updated on Thu, 03 Jul 2025 21:31:53 GMT
A scoop of ice cream with crumbles on top. Save Pin
A scoop of ice cream with crumbles on top. | sophietable.com

This frozen yogurt is creamy and tangy with a bright key lime flavor. It’s perfect for cooling off on hot days and brings the essence of key lime pie without any baking. Light and refreshing, it requires just a few simple ingredients and minimal effort.

Why You'll Love This

I first made this on a scorching Florida afternoon, and it instantly became my go-to dessert when I want something cool but flavorful. The lime zest and juice really bring it alive, making it a refreshing indulgence every time.

Ingredients

  • Low-fat plain yogurt choose creamy yogurt for the best texture
  • Sweetened condensed milk fat-free keeps it light regular adds richness
  • Pure vanilla extract adds a smooth sweet depth
  • Key lime juice and zest the star for tart and tropical flavor substitute with regular limes if needed
  • Optional toppings graham cracker crumbs add crunch fresh lime slices brighten each bite whipped cream adds softness

Step-by-Step Instructions

Combine Ingredients:
In a large bowl, whisk yogurt, condensed milk, vanilla, lime juice, and zest together until smooth and well blended.
Freeze Mixture:
Pour mixture into your ice cream maker and churn according to the manufacturer’s instructions until creamy and frozen.
Alternative Freezing Method:
Without an ice cream maker, beat mixture well then pour into a shallow dish. Freeze, stirring every 30 minutes until it reaches a creamy consistency.
Serve or Store:
Serve immediately for soft-serve texture or transfer to an airtight container and freeze until firmer. Let sit at room temperature 5 minutes before scooping if too hard.
Add Toppings:
Sprinkle with graham cracker crumbs, garnish with lime slices and whipped cream before serving for extra flavor and texture.

I love how key limes bring a floral and tropical note that regular limes just don’t have. It reminds me of summers spent in Florida with my family, where this dessert quickly became a favorite cooling treat.

Storage Tips

Store your frozen yogurt in an airtight container in the freezer. If it freezes too hard, let it sit out for a few minutes to soften before scooping. This helps maintain its creamy texture.

Ingredient Substitutions

If key limes are unavailable, regular Persian limes work perfectly fine and still provide plenty of citrus flavor. For a richer texture, you can swap low-fat yogurt for full-fat. Coconut condensed milk adds a lovely tropical twist as well.

Serving Suggestions

Serve this frozen yogurt with fresh lime slices and a sprinkle of graham cracker crumbs for crunch. It also pairs well with a drizzle of honey or a few white chocolate chips on top for a special touch.

A scoop of ice cream in a bowl. Save Pin
A scoop of ice cream in a bowl. | sophietable.com

Pro Tips

A glass of homemade key lime pie frozen yogurt. Save Pin
A glass of homemade key lime pie frozen yogurt. | sophietable.com

Commonly Asked Questions

→ Can regular limes be used instead of key limes?

Yes, regular Persian limes can substitute for key limes with a slightly different but still delicious citrus flavor.

→ Is an ice cream maker necessary to make this frozen yogurt?

No, you can make it without an ice cream maker by stirring the mixture in the freezer every 30 minutes until creamy.

→ What toppings work well with this frozen yogurt?

Graham cracker crumbs, fresh lime slices, and whipped cream enhance the texture and flavor perfectly.

→ How should I store leftover frozen yogurt?

Store it in an airtight container in the freezer for up to 3 months. Let sit at room temperature briefly before scooping.

→ Can I use Greek yogurt instead of regular yogurt?

Regular yogurt is preferred for a creamier, less chalky texture, but Greek yogurt can be used if desired.

Homemade Key Lime Pie Frozen Yogurt

A simple, creamy frozen yogurt with bright key lime flavor and crunchy graham cracker topping.

Preparation Time
10 Minutes
Cooking Duration
120 Minutes
Overall Time
130 Minutes
Created By: Sophie

Recipe Type: Desserts

Skill Level: Simple

Cuisine Type: American

Portion Size: 6 Number of Servings (6 servings)

Diet Preferences: Vegetarian-Friendly, Free of Gluten

What You'll Need

→ Base

01 2 cups low-fat plain yogurt
02 1 can (14 oz) sweetened condensed milk

→ Flavorings

03 1 tablespoon pure vanilla extract
04 Juice and zest of 3 key limes (or regular limes)

→ Toppings (optional)

05 Graham cracker crumbs
06 Fresh lime slices
07 Whipped cream

Step-by-Step Directions

Step 01

In a large bowl, whisk together yogurt, sweetened condensed milk, vanilla extract, lime juice, and lime zest until smooth.

Step 02

Pour the mixture into an ice cream maker and churn according to manufacturer’s instructions until frozen and creamy.

Step 03

If no ice cream maker is available, beat the mixture thoroughly, then pour into a shallow dish. Freeze, stirring every 30 minutes until creamy.

Step 04

Serve soft-serve style immediately or transfer to an airtight container and freeze until firm. Let sit 5 minutes at room temperature before scooping if too hard.

Step 05

Top with graham cracker crumbs, fresh lime slices, and whipped cream before serving.

Helpful Notes

  1. Using regular yogurt rather than Greek yogurt yields a creamier texture with less chalkiness.
  2. Key limes have a sweeter, less acidic flavor compared to regular limes, but either works well.

Recommended Tools

  • Ice cream maker (optional)
  • Mixing bowl
  • Whisk or spoon
  • Freezer-safe airtight container

Allergen Information

Always review ingredients for any allergens and consult a healthcare provider with any concerns.
  • Contains dairy and milk products

Nutritional Information (Per Serving)

These details are estimates and shouldn't be considered professional health advice.
  • Calories: 180
  • Fat Content: 3.5 grams
  • Carbohydrate Content: 28.5 grams
  • Protein Content: 6 grams