Go Back

Keto Apple Crisp – One of the Best Keto Apple Dessert Recipes

If you're anything like me, the words 'apple crisp' instantly trigger cozy fall vibes, a warm kitchen, and maybe a little too much whipped cream. But when you’re trying to stay low carb, that sweet crunchy topping starts to feel like a long-lost friend. Luckily, this keto apple crisp recipe is here to save dessert time. It's quick, it's easy, and yes—it’s still that nostalgic apple crisp you crave without any refined sugar crash. And guess what? We’re using zucchini instead of apples. Wait, don’t click away. I pinky promise it tastes shockingly close to the real thing. This dessert checks all the boxes: sweet, cinnamon-kissed, perfectly crisp topping and totally guilt-free. It’s one of those keto apple dessert recipes that I find myself making on repeat. And even my carb-loving family members devour it without asking questions. That’s the win right there.
Prep Time15 minutes
Cook Time30 minutes
Total Time45 minutes
Course: Desserts
Cuisine: American
Keywords: Keto Apple Crisp Dessert, Keto Apple Dessert Recipes, Keto Apple Dessert Recipes Easy, Keto Apple Recipes Dessert, Keto Low Carb Apple Dump Cake, Refined Sugar Free Apple Crisp
Servings: 8 servings
Author: Lila

Ingredients

  • 4 cups diced peeled zucchini (or chayote squash)
  • 2 tablespoons lemon juice
  • 1/4 cup water
  • 1/3 cup powdered erythritol
  • 1 teaspoon cinnamon
  • 1/4 teaspoon nutmeg
  • 1/4 teaspoon salt
  • 1/2 teaspoon glucomannan (or xanthan gum)
  • 1/2 teaspoon vanilla extract
  • 1 cup almond flour
  • 1/4 cup coconut flour
  • 1/4 cup melted butter or coconut oil
  • 1/3 cup chopped pecans
  • 1/4 cup brown sugar substitute (like Swerve or Lakanto Golden)
  • 1/2 teaspoon cinnamon

Instructions

  1. Preheat your oven to 375°F (190°C). Grease a medium-sized baking dish.
  2. In a saucepan over medium heat, cook zucchini with lemon juice and water for 8–10 minutes until softened.
  3. Add erythritol, cinnamon, nutmeg, salt, glucomannan, and vanilla to the zucchini. Stir and cook 2 more minutes.
  4. Transfer the zucchini mixture to the greased baking dish.
  5. In a bowl, mix almond flour, coconut flour, melted butter, pecans, brown sugar substitute, and cinnamon until crumbly.
  6. Sprinkle the topping evenly over the zucchini mixture.
  7. Bake for 25–30 minutes, or until golden and bubbly.
  8. Cool slightly before serving. Serve warm with keto-friendly ice cream if you’re feeling fancy.