Broccoli-Spinach Casserole - cooking recipe

Ingredients

1 (10 ounce) packages frozen chopped broccoli or (16 ounce) bag frozen chopped broccoli, drained
2 (10 ounce) packages chopped spinach, drained
1 cup mayonnaise
1 (10 3/4 ounce) can cream of chicken soup or (10 3/4 ounce) can cream of mushroom soup
1 cup grated cheddar cheese
1 small onion, chopped

Preparation

Mix all ingredients together in a large bowl. Place in a buttered casserole dish. Bake at 350 degrees for 40 minutes.