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Overhead of casserole on a dark plate with fork off to the side.

Chicken Florentine Pasta Casserole

Course: Casserole, dinner, Main Course, Main Dish
Cuisine: American, Italian
Keyword: cheesy, chicken florentine pasta, Comfort food, Easy, one-pot
Prep Time: 20 minutes
Cook Time: 20 minutes
Total Time: 40 minutes
Servings: 8
Calories: 552kcal
Author: Malinda Linnebur
This Chicken Florentine Pasta Casserole is an easy to make and comforting dish that uses pantry staples!
Print Recipe

Ingredients

  • 8 ounces (226g) ziti pasta
  • ¼ cup butter
  • 1 small onion, diced
  • 4 cloves garlic, minced
  • ¼ cup (35g) all-purpose flour
  • 2½ cups (590ml) half and half
  • 8 ounces (226g) shredded mozzarella
  • 4 cups (141g) spinach
  • 3 cups (420g) cooked chicken, cubed or shredded
  • 2 cups (340g) cherry or grape tomatoes, halved
  • ½ cup (55g) grated Parmesan cheese

Instructions

  • Preheat oven to 350℉. Lightly grease a 9x13 baking dish; set aside. Bring a large pot of water to boil and cook noodles until a couple minutes before al dente. Drain and lightly toss with a little oil to prevent sticking.
    8 ounces (226g) ziti pasta
  • Saute onion in the melted butter over medium heat until starts to soften. Season with salt and pepper to taste. Stir in the garlic and cook for 1 minute. Stir in the flour and cook for 1 minute.
    ¼ cup butter, 1 small onion, diced, 4 cloves garlic, minced, ¼ cup (35g) all-purpose flour
    Six pictures showing how to make the casserole: Cook the onion, and garlic in butter; stir in flour; stir in half and half; add remaining ingredients; top with cheese and bake.
  • Whisk in the half-and-half until smooth. Cook, stirring frequently, until thickened. Remove from heat and stir in 1 cup shredded mozzarella, drained pasta, spinach, chicken, tomatoes, and Parmesan cheese. Pour into prepared pan. Top with remaining shredded mozzarella. ***If the sauce is too thick, use a little pasta water to thin it out.
    2½ cups (590ml) half and half, 8 ounces (226g) shredded mozzarella, 4 cups (141g) spinach, 3 cups (420g) cooked chicken, cubed or shredded, 2 cups (340g) cherry or grape tomatoes, halved, ½ cup (55g) grated Parmesan cheese
  • Bake for 20-25 minutes or until hot and bubbly and cheese is melted.

Notes

  1. NUTRITION FACTS: Since different brands of ingredients have different nutritional information, the information shown is just an estimate. This website is not intended as nutritional advice, or a diet or health plan. Readers of this website are ultimately responsible for all decisions pertaining to their health.

Nutrition

Calories: 552kcal | Carbohydrates: 41g | Protein: 50g | Fat: 21g | Saturated Fat: 11g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 5g | Trans Fat: 0.2g | Cholesterol: 131mg | Sodium: 676mg | Potassium: 1270mg | Fiber: 4g | Sugar: 7g | Vitamin C: 48mg | Calcium: 594mg | Iron: 5mg
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