jalopeno chicken casserole

1 rotisserie chicken - bone off, shredded
1 onion, chopped
8 oz low fat sour cream
2 boxes frozen chopped spinach, thawed
2 jalopenos, chopped and no seeds or 1/3 cup jarred, sliced, jalopenos
8 oz jack cheese
1 can cream of mushroom soup
salt and pepper to taste

saute shredded chicken and chopped onion. add sour cream, cream of mushroom, spinach, jalopenos, salt and pepper. mix well. layer the chicken mixture and cheese in 9x12 pyrex. top with cheese.

bake at 375 degrees for 30 minutes.