Key Lime Pie Parfait: Zero-Carb, Vegan & Keto Options


 If you are craving the bright, refreshing tang of a traditional key lime pie but want to skip the heavy carbs, sugar crashes, and baking times, this recipe is your ultimate shortcut.

Layered beautifully in a glass, this airy, velvety lime cream feels like an absolute indulgence while remaining entirely light, flour-free, and customizable for both strict keto and plant-based lifestyles.
It takes less than ten minutes to whip up, requires zero cooking, and delivers that signature citrus punch paired with a satisfying, buttery crunch.
Whether you're managing blood sugar, following a keto lifestyle, embracing plant-based eating, or simply wanting a lighter dessert that doesn't sacrifice flavor—this parfait has you covered.
Let's make something delicious, together.

🥄 Ingredients You Will Need

To keep this recipe truly zero-carb (or virtually zero net carbs), we rely on high-fat, low-carbohydrate bases and modern sugar alternatives.

For the Key Lime Mousse Base

Ingredient
Amount
Keto Option
Vegan Option
Heavy whipping cream
1½ cups
✅ Use as written
❌ Substitute with solidified coconut cream
Cream cheese
4 oz, softened
✅ Use full-fat dairy
❌ Substitute with firm vegan cream cheese
Powdered erythritol or allulose
⅓ cup
✅ Both work well
✅ Both are plant-based
Fresh key lime juice
3 tbsp
✅
✅
Key lime zest
1 tsp + extra for garnish
✅
✅
Pure vanilla extract
½ tsp
✅
✅
💡 Why powdered sweetener? Granulated erythritol can feel grainy in no-bake recipes. Powdered versions blend seamlessly for a silky mousse texture. If you only have granulated, pulse it in a blender for 30 seconds to make your own powder.

For the Flour-Free "Crust" Layers:



;