Step 1

Preheat oven to 375 degrees F.

Step 2

In an oven-proof skillet, saute onions and zucchini in olive oil until soft. Add spinach and toss until wilted.

Step 3

Reduce heat to low. Add diced cooked chicken and ham and toss until warm. Turn off heat.

Step 4

In a small bowl mix sour cream, cream cheese, dijon, lemon juice, thyme, salt, and pepper until blended. Pour over the top of the casserole and mix.

Step 5

Add 1 cup of the shredded swiss cheese and stir into casserole. Do a quick taste test and add salt and pepper if needed.

Step 6

Top casserole with remaining 1/2 cup cheese. Bake 18 to 20 minutes until the casserole is bubbly and cheese is melted.