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keto broccoli casserole

Low Carb Keto Broccoli Casserole

If you're looking for a low carb or keto side dish, this keto broccoli casserole is about to be your best friend. It's as delicious as it is easy to make.
5 from 5 votes
Prep Time 10 mins
Cook Time 30 mins
Course Brunch, Side Dish
Cuisine American, Southern
Servings 8 people


  • 22 oz. frozen broccoli florets
  • 1 Tbsp butter
  • 1/2 cup onion diced
  • 2 cloves garlic minced
  • salt and pepper to taste
  • 2 Tbsp thyme fresh
  • 4 cups sharp cheddar cheese shredded, plus extra for sprinkling over top
  • 4 eggs beaten


  • Defrost broccoli according to package instructions. Put in a colander to drain.
  • Melt butter in small skillet over medium-high heat. Add onion and garlic and saute' until onions are soft (about 8 minutes). Transfer to a medium-sized bowl.
  • Add broccoli, cheese, eggs, thyme, salt and pepper to bowl. Stir to combine. 
  • Pour contents into a greased casserole dish. Top with a sprinkle of cheddar cheese.
  • Bake at 375 degrees for 30-40 minutes, or until edges are lightly browned. 
  • Allow to sit 5-7 minutes before serving.


If you prefer a crunchy topping you can combine almond flour, cheddar, and a little butter to crumble on top before baking!
Keyword broccoli, broccoli and cheese, keto-friendly side dish, low-carb side dish, side dish, vegetables, vegetarian
Tried this recipe?Let us know how it was!