Keto Green Bean Casserole (Classic Comfort Made Low-Carb)
A creamy, crunchy, and completely keto-friendly version of the beloved holiday side dish.
KEY INFO
- Prep Time: 15 minutes
- Cook Time: 35 minutes
- Total Time: 50 minutes
- Servings: 8
- Difficulty: Medium
- Diet: Keto, Low-Carb, Gluten-Free
- Net Carbs: 5g per serving

EQUIPMENT NEEDED
- 9×13 inch baking dish
- Large skillet
- Cutting board and knife
- Mixing bowls
- Alternative: Use an oven-safe skillet to make it one-pot
INGREDIENTS
For the Green Beans:
- 1 pound (450g) fresh green beans, trimmed
- 2 tablespoons (30ml) olive oil
- 3 cloves garlic, minced
For the Mushroom Sauce:
- 8 ounces (225g) mushrooms, sliced
- 2 cups (480ml) heavy cream
- 4 ounces (115g) cream cheese
- 1 cup (100g) grated Parmesan
- 1 teaspoon salt
- ½ teaspoon black pepper
For the Crispy Topping:
- 1 cup (50g) crushed pork rinds
- ½ cup (50g) grated Parmesan
- 1 teaspoon onion powder

METHOD
- Preheat oven to 375°F (190°C)
- Blanch green beans in boiling water for 3-4 minutes until bright green
- Immediately transfer to ice bath
- Heat olive oil in skillet over medium heat
- Add garlic, cook for 30 seconds
- Add mushrooms, cook until golden (5-7 minutes)
- Add cream cheese to mushrooms
- Stir until melted
- Pour in heavy cream
- Simmer until thickened (8-10 minutes)
- Combine sauce with green beans in baking dish
- Mix topping ingredients in a bowl
- Sprinkle evenly over casserole
- Bake for 25-30 minutes until bubbly and golden brown


CRUCIAL TIPS
- Don’t overcook the green beans – they’ll continue cooking in the oven
- Let sauce reduce until it coats the back of a spoon
- Cool for 10 minutes before serving to let sauce thicken
STORAGE & VARIATIONS
Storage:
- Refrigerate up to 3 days
- Freeze for up to 2 months
- Reheat at 350°F covered for 20 minutes
Common Mistakes:
- Skipping the ice bath (results in mushy beans)
- Not reducing sauce enough
- Adding topping too early
Variations:
- Add crumbled bacon
- Use coconut cream for dairy-free
- Mix in roasted garlic
- Add different cheese varieties

The perfect keto side dish that nobody will guess is low-carb. Serves beautifully alongside any holiday main course or weeknight dinner.