Go Back

Keto Lemon Rosemary Chicken & Cauliflower Bake

Prep Time 10 minutes
Cook Time 25 minutes
Total Time 35 minutes
Servings 6 Servings
Calories 430
A bright, creamy lemon-herb chicken bake with roasted cauliflower — comforting, flavorful, and fully keto.

Ingredients

For the Bake

  • 3 cups cauliflower florets
  • 1.5 lb chicken breast (cut into cubes)
  • 1 tbsp olive oil
  • 1 tsp salt
  • 1/2 tsp black pepper

For the Lemon Rosemary Sauce

  • 1 cup heavy cream
  • 4 oz cream cheese
  • 1/2 cup chicken broth
  • 1 tbsp lemon zest
  • 2 tbsp lemon juice
  • 1 tsp garlic powder
  • 1 tsp fresh rosemary (finely chopped (or 1/2 tsp dried))
  • 1/2 cup grated Parmesan (optional but recommended)

For Topping

  • 1 cup shredded mozzarella
  • Lemon slices + extra rosemary (optional)

Instructions 

  • Preheat oven to 400°F.
  • Toss cauliflower with olive oil, salt, and pepper. Roast 12–15 minutes until lightly golden.
  • Reduce oven heat to 375°F.
  • Add chicken to a large bowl and season with salt and pepper.
  • In a saucepan, heat heavy cream, cream cheese, broth, lemon zest, lemon juice, garlic powder, and rosemary until smooth. Add Parmesan if using.
  • Combine roasted cauliflower, chicken, and the lemon rosemary sauce.
  • Transfer to a greased baking dish and top with mozzarella.
  • Bake 20–25 minutes until bubbly and chicken is fully cooked.
  • Optional: garnish with lemon slices and rosemary
Calories: 430kcal
Course: Dinner
Cuisine: American
Keyword: keto chicken casserole, lemon rosemary chicken, low carb cauliflower bake